{
    "document": {
        "category": "csaf_base",
        "csaf_version": "2.0",
        "distribution": {
            "tlp": {
                "label": "WHITE"
            }
        },
        "lang": "en",
        "notes": [
            {
                "category": "legal_disclaimer",
                "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this portal to enhance access to its information and vulnerabilities. The use of this information is subject to the following terms and conditions:\n\nThe vulnerabilities disclosed in this portal are gathered by NCSC-NL from a variety of open sources, which the user can retrieve from other platforms. NCSC-NL makes every reasonable effort to ensure that the content of this portal is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or real-time keeping up-to-date. NCSC-NL does not control nor guarantee the accuracy, relevance, timeliness or completeness of information obtained from these external sources. The vulnerabilities disclosed in this portal are intended solely for the convenience of professional parties to take appropriate measures to manage the risks posed to the cybersecurity. No rights can be derived from the information provided therein.\n\nNCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of the vulnerabilities disclosed in this portal. This includes damage resulting from the inaccuracy of incompleteness of the information contained in it.\nThe information on this page is subject to Dutch law. All disputes related to or arising from the use of this portal regarding the disclosure of vulnerabilities will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings."
            }
        ],
        "publisher": {
            "category": "coordinator",
            "contact_details": "cert@ncsc.nl",
            "name": "National Cyber Security Centre",
            "namespace": "https://www.ncsc.nl/"
        },
        "title": "CVE-2026-27572",
        "tracking": {
            "current_release_date": "2026-03-26T18:49:15.272300Z",
            "generator": {
                "date": "2026-02-17T15:00:00Z",
                "engine": {
                    "name": "V.E.L.M.A",
                    "version": "1.7"
                }
            },
            "id": "CVE-2026-27572",
            "initial_release_date": "2026-02-24T21:39:48.318124Z",
            "revision_history": [
                {
                    "date": "2026-02-24T21:39:48.318124Z",
                    "number": "1",
                    "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (8).| CWES updated (1)."
                },
                {
                    "date": "2026-02-24T21:39:54.982400Z",
                    "number": "2",
                    "summary": "NCSC Score created."
                },
                {
                    "date": "2026-02-24T22:32:31.295475Z",
                    "number": "3",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (7).| CWES updated (1)."
                },
                {
                    "date": "2026-02-24T22:32:38.626670Z",
                    "number": "4",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-24T22:38:55.020710Z",
                    "number": "5",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (3).| Products connected (1).| References created (7).| CWES updated (1)."
                },
                {
                    "date": "2026-02-24T22:38:57.335443Z",
                    "number": "6",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-25T00:43:46.778082Z",
                    "number": "7",
                    "summary": "Source created.| CVE status created. (valid)"
                },
                {
                    "date": "2026-02-25T06:43:26.628333Z",
                    "number": "8",
                    "summary": "Description created for source."
                },
                {
                    "date": "2026-02-25T11:02:57.506412Z",
                    "number": "9",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (35).| References created (9).| CWES updated (1)."
                },
                {
                    "date": "2026-02-25T12:27:56.537340Z",
                    "number": "10",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (2).| Product Identifiers created (1).| Product Remediations created (2).| References created (9).| CWES updated (1).| Vendor_assessment created."
                },
                {
                    "date": "2026-02-25T12:28:00.995262Z",
                    "number": "11",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-25T15:13:53.759070Z",
                    "number": "12",
                    "summary": "Source created.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-02-25T15:13:56.309635Z",
                    "number": "13",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-25T16:29:07.528091Z",
                    "number": "14",
                    "summary": "CVSS created.| Products connected (4).| Product Identifiers created (4)."
                },
                {
                    "date": "2026-02-25T16:29:16.941182Z",
                    "number": "15",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-27T20:39:33.146751Z",
                    "number": "16",
                    "summary": "References created (2)."
                },
                {
                    "date": "2026-02-27T20:39:42.068412Z",
                    "number": "17",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-27T21:38:49.323985Z",
                    "number": "18",
                    "summary": "Unknown change."
                },
                {
                    "date": "2026-03-02T15:49:39.786834Z",
                    "number": "19",
                    "summary": "Products created (7).| Products connected (4)."
                },
                {
                    "date": "2026-03-02T15:49:45.326033Z",
                    "number": "20",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-03T14:29:56.705295Z",
                    "number": "21",
                    "summary": "Products removed (11)."
                },
                {
                    "date": "2026-03-20T09:40:42.090318Z",
                    "number": "22",
                    "summary": "Source connected.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-03-20T09:40:44.183015Z",
                    "number": "23",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-26T18:47:44.393908Z",
                    "number": "24",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (6).| References created (11).| CWES updated (1)."
                },
                {
                    "date": "2026-03-26T18:47:48.959557Z",
                    "number": "25",
                    "summary": "NCSC Score updated."
                }
            ],
            "status": "interim",
            "version": "25"
        }
    },
    "product_tree": {
        "branches": [
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:rpm/1",
                                "product": {
                                    "name": "vers:rpm/1",
                                    "product_id": "CSAFPID-2914823",
                                    "product_identification_helper": {
                                        "cpe": "cpe:/a:redhat:connectivity_link:1"
                                    }
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "Red Hat Connectivity Link 1"
                    },
                    {
                        "branches": [
                            {
                                "branches": [
                                    {
                                        "category": "product_version_range",
                                        "name": "vers:rpm/unknown",
                                        "product": {
                                            "name": "vers:rpm/unknown",
                                            "product_id": "CSAFPID-5194593"
                                        }
                                    }
                                ],
                                "category": "product_name",
                                "name": "wasm-shim-rhel9"
                            }
                        ],
                        "category": "product_family",
                        "name": "Red Hat Connectivity Link 1"
                    }
                ],
                "category": "vendor",
                "name": "Red Hat"
            },
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/24.0.6",
                                "product": {
                                    "name": "vers:unknown/24.0.6",
                                    "product_id": "CSAFPID-5918968"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/36.0.6",
                                "product": {
                                    "name": "vers:unknown/36.0.6",
                                    "product_id": "CSAFPID-5918969"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/40.0.4",
                                "product": {
                                    "name": "vers:unknown/40.0.4",
                                    "product_id": "CSAFPID-5918964"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/<24.0.6",
                                "product": {
                                    "name": "vers:unknown/<24.0.6",
                                    "product_id": "CSAFPID-5918970"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/>=25.0.0|<36.0.6",
                                "product": {
                                    "name": "vers:unknown/>=25.0.0|<36.0.6",
                                    "product_id": "CSAFPID-5918971"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/>=37.0.0|<40.0.4",
                                "product": {
                                    "name": "vers:unknown/>=37.0.0|<40.0.4",
                                    "product_id": "CSAFPID-5918972"
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "cargo/wasmtime"
                    }
                ],
                "category": "vendor",
                "name": "bytecodealliance"
            },
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/<24.0.6",
                                "product": {
                                    "name": "vers:unknown/<24.0.6",
                                    "product_id": "CSAFPID-5700061",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:a:bytecodealliance:wasmtime:*:*:*:*:*:rust:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/>=25.0.0|<36.0.6",
                                "product": {
                                    "name": "vers:unknown/>=25.0.0|<36.0.6",
                                    "product_id": "CSAFPID-5700062",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:a:bytecodealliance:wasmtime:*:*:*:*:*:rust:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/>=37.0.0|<40.0.4",
                                "product": {
                                    "name": "vers:unknown/>=37.0.0|<40.0.4",
                                    "product_id": "CSAFPID-5700063",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:a:bytecodealliance:wasmtime:*:*:*:*:*:rust:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/>=41.0.0|<41.0.4",
                                "product": {
                                    "name": "vers:unknown/>=41.0.0|<41.0.4",
                                    "product_id": "CSAFPID-5699782",
                                    "product_identification_helper": {
                                        "cpe": "cpe:2.3:a:bytecodealliance:wasmtime:*:*:*:*:*:rust:*:*"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/cranelift-v0.60.0",
                                "product": {
                                    "name": "vers:unknown/cranelift-v0.60.0",
                                    "product_id": "CSAFPID-3621837"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/cranelift-v0.61.0",
                                "product": {
                                    "name": "vers:unknown/cranelift-v0.61.0",
                                    "product_id": "CSAFPID-3621838"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/cranelift-v0.69.0",
                                "product": {
                                    "name": "vers:unknown/cranelift-v0.69.0",
                                    "product_id": "CSAFPID-3621839"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/filecheck-v0.0.1",
                                "product": {
                                    "name": "vers:unknown/filecheck-v0.0.1",
                                    "product_id": "CSAFPID-3621840"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.12.0",
                                "product": {
                                    "name": "vers:unknown/v0.12.0",
                                    "product_id": "CSAFPID-3621841"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.16.0",
                                "product": {
                                    "name": "vers:unknown/v0.16.0",
                                    "product_id": "CSAFPID-3621842"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.17.0",
                                "product": {
                                    "name": "vers:unknown/v0.17.0",
                                    "product_id": "CSAFPID-3621843"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.18.0",
                                "product": {
                                    "name": "vers:unknown/v0.18.0",
                                    "product_id": "CSAFPID-3621844"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.19.0",
                                "product": {
                                    "name": "vers:unknown/v0.19.0",
                                    "product_id": "CSAFPID-3621845"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.20.0",
                                "product": {
                                    "name": "vers:unknown/v0.20.0",
                                    "product_id": "CSAFPID-3621846"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.21.0",
                                "product": {
                                    "name": "vers:unknown/v0.21.0",
                                    "product_id": "CSAFPID-3621847"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.22.0",
                                "product": {
                                    "name": "vers:unknown/v0.22.0",
                                    "product_id": "CSAFPID-3621848"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.23.0",
                                "product": {
                                    "name": "vers:unknown/v0.23.0",
                                    "product_id": "CSAFPID-3621849"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.24.0",
                                "product": {
                                    "name": "vers:unknown/v0.24.0",
                                    "product_id": "CSAFPID-3621850"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.25.0",
                                "product": {
                                    "name": "vers:unknown/v0.25.0",
                                    "product_id": "CSAFPID-3621851"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.26.0",
                                "product": {
                                    "name": "vers:unknown/v0.26.0",
                                    "product_id": "CSAFPID-3621852"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.27.0",
                                "product": {
                                    "name": "vers:unknown/v0.27.0",
                                    "product_id": "CSAFPID-3621853"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.28.0",
                                "product": {
                                    "name": "vers:unknown/v0.28.0",
                                    "product_id": "CSAFPID-3621854"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.29.0",
                                "product": {
                                    "name": "vers:unknown/v0.29.0",
                                    "product_id": "CSAFPID-3621855"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.30.0",
                                "product": {
                                    "name": "vers:unknown/v0.30.0",
                                    "product_id": "CSAFPID-3621856"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.31.0",
                                "product": {
                                    "name": "vers:unknown/v0.31.0",
                                    "product_id": "CSAFPID-3621857"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.32.0",
                                "product": {
                                    "name": "vers:unknown/v0.32.0",
                                    "product_id": "CSAFPID-3621858"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.33.0",
                                "product": {
                                    "name": "vers:unknown/v0.33.0",
                                    "product_id": "CSAFPID-3621859"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.34.0",
                                "product": {
                                    "name": "vers:unknown/v0.34.0",
                                    "product_id": "CSAFPID-3621860"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v0.35.0",
                                "product": {
                                    "name": "vers:unknown/v0.35.0",
                                    "product_id": "CSAFPID-3621861"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v24.0.0",
                                "product": {
                                    "name": "vers:unknown/v24.0.0",
                                    "product_id": "CSAFPID-3752405"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v24.0.1",
                                "product": {
                                    "name": "vers:unknown/v24.0.1",
                                    "product_id": "CSAFPID-3752406"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v24.0.2",
                                "product": {
                                    "name": "vers:unknown/v24.0.2",
                                    "product_id": "CSAFPID-3752407"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v24.0.3",
                                "product": {
                                    "name": "vers:unknown/v24.0.3",
                                    "product_id": "CSAFPID-3752408"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v24.0.4",
                                "product": {
                                    "name": "vers:unknown/v24.0.4",
                                    "product_id": "CSAFPID-5184645"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v24.0.5",
                                "product": {
                                    "name": "vers:unknown/v24.0.5",
                                    "product_id": "CSAFPID-5702046"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v41.0.0",
                                "product": {
                                    "name": "vers:unknown/v41.0.0",
                                    "product_id": "CSAFPID-5480178"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v41.0.1",
                                "product": {
                                    "name": "vers:unknown/v41.0.1",
                                    "product_id": "CSAFPID-5702047"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v41.0.2",
                                "product": {
                                    "name": "vers:unknown/v41.0.2",
                                    "product_id": "CSAFPID-5702048"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/v41.0.3",
                                "product": {
                                    "name": "vers:unknown/v41.0.3",
                                    "product_id": "CSAFPID-5702049"
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "wasmtime"
                    }
                ],
                "category": "vendor",
                "name": "Bytecode Alliance"
            }
        ]
    },
    "vulnerabilities": [
        {
            "cve": "CVE-2026-27572",
            "cwe": {
                "id": "CWE-770",
                "name": "Allocation of Resources Without Limits or Throttling"
            },
            "notes": [
                {
                    "category": "description",
                    "text": "### Impact\n\nWasmtime's implementation of the `wasi:http/types.fields` resource is susceptible to panics when too many fields are added to the set of headers. Wasmtime's implementation in the `wasmtime-wasi-http` crate is backed by a data structure which panics when it reaches excessive capacity and this condition was not handled gracefully in Wasmtime. Panicking in a WASI implementation is a Denial of Service vector for embedders and is treated as a security vulnerability in Wasmtime.\n\n### Patches\n\nWasmtime 24.0.6, 36.0.6, 40.0.4, 41.0.4, and 42.0.0 patch this vulnerability and return a trap to the guest instead of panicking.\n\n### Workarounds\n\nThere are no known workarounds at this time, embedders are encouraged to update to a patched version of Wasmtime.\n\n### Resources\n\n* [Limitations of `http::HeaderMap`](https://docs.rs/http/1.4.0/http/header/#limitations)",
                    "title": "github - https://github.com/advisories/GHSA-243v-98vx-264h"
                },
                {
                    "category": "description",
                    "text": "Wasmtime is a runtime for WebAssembly. Prior to versions 24.0.6, 36.0.6, 4.0.04, 41.0.4, and 42.0.0, Wasmtime's implementation of the `wasi:http/types.fields` resource is susceptible to panics when too many fields are added to the set of headers. Wasmtime's implementation in the `wasmtime-wasi-http` crate is backed by a data structure which panics when it reaches excessive capacity and this condition was not handled gracefully in Wasmtime. Panicking in a WASI implementation is a Denial of Service vector for embedders and is treated as a security vulnerability in Wasmtime. Wasmtime 24.0.6, 36.0.6, 40.0.4, 41.0.4, and 42.0.0 patch this vulnerability and return a trap to the guest instead of panicking. There are no known workarounds at this time. Embedders are encouraged to update to a patched version of Wasmtime.",
                    "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2026-27572"
                },
                {
                    "category": "description",
                    "text": "Wasmtime is a runtime for WebAssembly. Prior to versions 24.0.6, 36.0.6, 4.0.04, 41.0.4, and 42.0.0, Wasmtime's implementation of the `wasi:http/types.fields` resource is susceptible to panics when too many fields are added to the set of headers. Wasmtime's implementation in the `wasmtime-wasi-http` crate is backed by a data structure which panics when it reaches excessive capacity and this condition was not handled gracefully in Wasmtime. Panicking in a WASI implementation is a Denial of Service vector for embedders and is treated as a security vulnerability in Wasmtime. Wasmtime 24.0.6, 36.0.6, 40.0.4, 41.0.4, and 42.0.0 patch this vulnerability and return a trap to the guest instead of panicking. There are no known workarounds at this time. Embedders are encouraged to update to a patched version of Wasmtime.",
                    "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2026-27572"
                },
                {
                    "category": "description",
                    "text": "Wasmtime is a runtime for WebAssembly. Prior to versions 24.0.6, 36.0.6, 4.0.04, 41.0.4, and 42.0.0, Wasmtime's implementation of the `wasi:http/types.fields` resource is susceptible to panics when too many fields are added to the set of headers. Wasmtime's implementation in the `wasmtime-wasi-http` crate is backed by a data structure which panics when it reaches excessive capacity and this condition was not handled gracefully in Wasmtime. Panicking in a WASI implementation is a Denial of Service vector for embedders and is treated as a security vulnerability in Wasmtime. Wasmtime 24.0.6, 36.0.6, 40.0.4, 41.0.4, and 42.0.0 patch this vulnerability and return a trap to the guest instead of panicking. There are no known workarounds at this time. Embedders are encouraged to update to a patched version of Wasmtime.",
                    "title": "debian - https://security-tracker.debian.org/tracker/CVE-2026-27572"
                },
                {
                    "category": "description",
                    "text": "Wasmtime is a runtime for WebAssembly. Prior to versions 24.0.6, 36.0.6, 4.0.04, 41.0.4, and 42.0.0, Wasmtime's implementation of the `wasi:http/types.fields` resource is susceptible to panics when too many fields are added to the set of headers. Wasmtime's implementation in the `wasmtime-wasi-http` crate is backed by a data structure which panics when it reaches excessive capacity and this condition was not handled gracefully in Wasmtime. Panicking in a WASI implementation is a Denial of Service vector for embedders and is treated as a security vulnerability in Wasmtime. Wasmtime 24.0.6, 36.0.6, 40.0.4, 41.0.4, and 42.0.0 patch this vulnerability and return a trap to the guest instead of panicking. There are no known workarounds at this time. Embedders are encouraged to update to a patched version of Wasmtime.",
                    "title": "osv - https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/GIT%2FCVE-2026-27572.json?alt=media"
                },
                {
                    "category": "description",
                    "text": "No description is available for this CVE.",
                    "title": "redhat - https://access.redhat.com/security/cve/CVE-2026-27572"
                },
                {
                    "category": "description",
                    "text": "Wasmtime's implementation of the `wasi:http/types.fields` resource is susceptible to panics when too many fields are added to the set of headers. Wasmtime's implementation in the `wasmtime-wasi-http` crate is backed by a data structure which panics when it reaches excessive capacity and this condition was not handled gracefully in Wasmtime. Panicking in a WASI implementation is a Denial of Service vector for embedders and is treated as a security vulnerability in Wasmtime.",
                    "title": "gitlab - https://gitlab.com/api/v4/projects/25847700/repository/files/cargo%2Fwasmtime%2FCVE-2026-27572.yml/raw"
                },
                {
                    "category": "other",
                    "text": "0.00075",
                    "title": "EPSS"
                },
                {
                    "category": "other",
                    "text": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H",
                    "title": "CVSSV4"
                },
                {
                    "category": "other",
                    "text": "6.9",
                    "title": "CVSSV4 base score"
                },
                {
                    "category": "other",
                    "text": "4.8",
                    "title": "NCSC Score"
                },
                {
                    "category": "other",
                    "text": "There is product data available from source Nvd",
                    "title": "NCSC Score top increasing factors"
                },
                {
                    "category": "other",
                    "text": "Is related to (a version of) an uncommon product",
                    "title": "NCSC Score top decreasing factors"
                },
                {
                    "category": "details",
                    "text": "Severity: 2\n",
                    "title": "Vendor assessment"
                }
            ],
            "product_status": {
                "fixed": [
                    "CSAFPID-5918964",
                    "CSAFPID-5918968",
                    "CSAFPID-5918969"
                ],
                "known_affected": [
                    "CSAFPID-5699782",
                    "CSAFPID-5700061",
                    "CSAFPID-5700062",
                    "CSAFPID-5700063",
                    "CSAFPID-3621837",
                    "CSAFPID-3621838",
                    "CSAFPID-3621839",
                    "CSAFPID-3621840",
                    "CSAFPID-3621841",
                    "CSAFPID-3621842",
                    "CSAFPID-3621843",
                    "CSAFPID-3621844",
                    "CSAFPID-3621845",
                    "CSAFPID-3621846",
                    "CSAFPID-3621847",
                    "CSAFPID-3621848",
                    "CSAFPID-3621849",
                    "CSAFPID-3621850",
                    "CSAFPID-3621851",
                    "CSAFPID-3621852",
                    "CSAFPID-3621853",
                    "CSAFPID-3621854",
                    "CSAFPID-3621855",
                    "CSAFPID-3621856",
                    "CSAFPID-3621857",
                    "CSAFPID-3621858",
                    "CSAFPID-3621859",
                    "CSAFPID-3621860",
                    "CSAFPID-3621861",
                    "CSAFPID-3752405",
                    "CSAFPID-3752406",
                    "CSAFPID-3752407",
                    "CSAFPID-3752408",
                    "CSAFPID-5184645",
                    "CSAFPID-5480178",
                    "CSAFPID-5702046",
                    "CSAFPID-5702047",
                    "CSAFPID-5702048",
                    "CSAFPID-5702049",
                    "CSAFPID-2914823",
                    "CSAFPID-5194593",
                    "CSAFPID-5918970",
                    "CSAFPID-5918971",
                    "CSAFPID-5918972"
                ]
            },
            "references": [
                {
                    "category": "external",
                    "summary": "Source - github",
                    "url": "https://github.com/advisories/GHSA-243v-98vx-264h"
                },
                {
                    "category": "external",
                    "summary": "Source raw - github",
                    "url": "https://api.github.com/advisories/GHSA-243v-98vx-264h"
                },
                {
                    "category": "external",
                    "summary": "Source - nvd",
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27572"
                },
                {
                    "category": "external",
                    "summary": "Source raw - nvd",
                    "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-27572"
                },
                {
                    "category": "external",
                    "summary": "Source - cveprojectv5",
                    "url": "https://www.cve.org/CVERecord?id=CVE-2026-27572"
                },
                {
                    "category": "external",
                    "summary": "Source raw - cveprojectv5",
                    "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/27xxx/CVE-2026-27572.json"
                },
                {
                    "category": "external",
                    "summary": "Source - debian",
                    "url": "https://security-tracker.debian.org/tracker/CVE-2026-27572"
                },
                {
                    "category": "external",
                    "summary": "Source - osv",
                    "url": "https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/GIT%2FCVE-2026-27572.json?alt=media"
                },
                {
                    "category": "external",
                    "summary": "Source - redhat",
                    "url": "https://access.redhat.com/security/cve/CVE-2026-27572"
                },
                {
                    "category": "external",
                    "summary": "Source raw - redhat",
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-27572.json"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-27572"
                },
                {
                    "category": "external",
                    "summary": "Source raw - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0"
                },
                {
                    "category": "external",
                    "summary": "Source - gitlab",
                    "url": "https://gitlab.com/api/v4/projects/25847700/repository/files/cargo%2Fwasmtime%2FCVE-2026-27572.yml/raw"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; github; gitlab; nvd; osv; redhat",
                    "url": "https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-243v-98vx-264h"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; github; gitlab; nvd; osv; redhat",
                    "url": "https://github.com/bytecodealliance/wasmtime/commit/301dc7162cca51def19131019af1187f45901c0a"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; github; gitlab; nvd; osv; redhat",
                    "url": "https://docs.rs/http/1.4.0/http/header/#limitations"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; github; gitlab; nvd; osv; redhat",
                    "url": "https://github.com/bytecodealliance/wasmtime/releases/tag/v24.0.6"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; github; gitlab; nvd; osv; redhat",
                    "url": "https://github.com/bytecodealliance/wasmtime/releases/tag/v36.0.6"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; github; gitlab; nvd; osv; redhat",
                    "url": "https://github.com/bytecodealliance/wasmtime/releases/tag/v40.0.4"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; github; gitlab; nvd; osv; redhat",
                    "url": "https://github.com/bytecodealliance/wasmtime/releases/tag/v41.0.4"
                },
                {
                    "category": "external",
                    "summary": "Reference - github; gitlab",
                    "url": "https://github.com/advisories/GHSA-243v-98vx-264h"
                },
                {
                    "category": "external",
                    "summary": "Reference - osv",
                    "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27572.json"
                },
                {
                    "category": "external",
                    "summary": "Reference - github; gitlab; osv; redhat",
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27572"
                },
                {
                    "category": "external",
                    "summary": "Reference - redhat",
                    "url": "https://www.cve.org/CVERecord?id=CVE-2026-27572"
                },
                {
                    "category": "external",
                    "summary": "Reference - github; gitlab",
                    "url": "https://rustsec.org/advisories/RUSTSEC-2026-0021.html"
                },
                {
                    "category": "external",
                    "summary": "Reference - gitlab",
                    "url": "https://github.com/bytecodealliance/wasmtime"
                }
            ],
            "remediations": [
                {
                    "category": "mitigation",
                    "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.",
                    "product_ids": [
                        "CSAFPID-2914823",
                        "CSAFPID-5194593"
                    ]
                }
            ],
            "scores": [
                {
                    "cvss_v3": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                        "baseScore": 7.5,
                        "baseSeverity": "HIGH"
                    },
                    "products": [
                        "CSAFPID-2914823",
                        "CSAFPID-3621837",
                        "CSAFPID-3621838",
                        "CSAFPID-3621839",
                        "CSAFPID-3621840",
                        "CSAFPID-3621841",
                        "CSAFPID-3621842",
                        "CSAFPID-3621843",
                        "CSAFPID-3621844",
                        "CSAFPID-3621845",
                        "CSAFPID-3621846",
                        "CSAFPID-3621847",
                        "CSAFPID-3621848",
                        "CSAFPID-3621849",
                        "CSAFPID-3621850",
                        "CSAFPID-3621851",
                        "CSAFPID-3621852",
                        "CSAFPID-3621853",
                        "CSAFPID-3621854",
                        "CSAFPID-3621855",
                        "CSAFPID-3621856",
                        "CSAFPID-3621857",
                        "CSAFPID-3621858",
                        "CSAFPID-3621859",
                        "CSAFPID-3621860",
                        "CSAFPID-3621861",
                        "CSAFPID-3752405",
                        "CSAFPID-3752406",
                        "CSAFPID-3752407",
                        "CSAFPID-3752408",
                        "CSAFPID-5184645",
                        "CSAFPID-5194593",
                        "CSAFPID-5480178",
                        "CSAFPID-5699782",
                        "CSAFPID-5700061",
                        "CSAFPID-5700062",
                        "CSAFPID-5700063",
                        "CSAFPID-5702046",
                        "CSAFPID-5702047",
                        "CSAFPID-5702048",
                        "CSAFPID-5702049",
                        "CSAFPID-5918970",
                        "CSAFPID-5918971",
                        "CSAFPID-5918972"
                    ]
                }
            ],
            "title": "CVE-2026-27572"
        }
    ]
}