{
    "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-2026-27199",
        "tracking": {
            "current_release_date": "2026-03-20T09:42:08.159371Z",
            "generator": {
                "date": "2026-02-17T15:00:00Z",
                "engine": {
                    "name": "V.E.L.M.A",
                    "version": "1.7"
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            },
            "id": "CVE-2026-27199",
            "initial_release_date": "2026-02-19T20:39:53.307540Z",
            "revision_history": [
                {
                    "date": "2026-02-19T20:39:53.307540Z",
                    "number": "1",
                    "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (4).| CWES updated (1)."
                },
                {
                    "date": "2026-02-19T20:39:54.885978Z",
                    "number": "2",
                    "summary": "NCSC Score created."
                },
                {
                    "date": "2026-02-21T05:38:34.995536Z",
                    "number": "3",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (1).| References created (3).| CWES updated (1)."
                },
                {
                    "date": "2026-02-21T05:38:45.247213Z",
                    "number": "4",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-21T06:25:01.281542Z",
                    "number": "5",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (3).| CWES updated (1)."
                },
                {
                    "date": "2026-02-21T06:25:11.097407Z",
                    "number": "6",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-21T11:34:49.232167Z",
                    "number": "7",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-21T12:43:49.617782Z",
                    "number": "8",
                    "summary": "Source created.| CVE status created. (valid)| Products connected (2)."
                },
                {
                    "date": "2026-02-21T14:14:43.618720Z",
                    "number": "9",
                    "summary": "Source created.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-02-21T14:14:44.848695Z",
                    "number": "10",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-22T00:21:49.499441Z",
                    "number": "11",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (107).| Products created (1).| References created (5).| CWES updated (1)."
                },
                {
                    "date": "2026-02-22T00:22:05.552610Z",
                    "number": "12",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-22T06:43:41.742207Z",
                    "number": "13",
                    "summary": "Description created for source."
                },
                {
                    "date": "2026-02-23T00:36:16.400972Z",
                    "number": "14",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (103).| Product Identifiers created (103).| Products created (1).| References created (3).| CWES updated (1)."
                },
                {
                    "date": "2026-02-23T22:39:46.098623Z",
                    "number": "15",
                    "summary": "References created (1)."
                },
                {
                    "date": "2026-02-23T22:39:49.507442Z",
                    "number": "16",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-24T00:36:49.770203Z",
                    "number": "17",
                    "summary": "References created (1)."
                },
                {
                    "date": "2026-02-24T19:52:14.995385Z",
                    "number": "18",
                    "summary": "Unknown change."
                },
                {
                    "date": "2026-02-24T19:52:16.525083Z",
                    "number": "19",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-02-25T12:20:17.331858Z",
                    "number": "20",
                    "summary": "Source connected.| CVE status created. (valid)| Description created for source.| Products connected (1).| CWES updated (1)."
                },
                {
                    "date": "2026-02-27T00:19:34.677353Z",
                    "number": "21",
                    "summary": "Products created (2).| Product Identifiers created (4).| Products connected (2)."
                },
                {
                    "date": "2026-02-27T00:19:37.492731Z",
                    "number": "22",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-02T16:38:28.017235Z",
                    "number": "23",
                    "summary": "Source connected.| CVE status created. (valid)| Description created for source.| Products created (1)."
                },
                {
                    "date": "2026-03-02T16:38:31.547837Z",
                    "number": "24",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-03T18:24:58.572676Z",
                    "number": "25",
                    "summary": "CVSS created.| Products created (1).| Product Identifiers created (1)."
                },
                {
                    "date": "2026-03-03T18:25:00.198221Z",
                    "number": "26",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-05T18:19:48.678441Z",
                    "number": "27",
                    "summary": "Products removed (4)."
                },
                {
                    "date": "2026-03-20T09:42:02.842785Z",
                    "number": "28",
                    "summary": "Source connected.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-03-20T09:42:05.970659Z",
                    "number": "29",
                    "summary": "NCSC Score updated."
                }
            ],
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            "version": "29"
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                                "name": "vers:unknown/3.0.0",
                                "product": {
                                    "name": "vers:unknown/3.0.0",
                                    "product_id": "CSAFPID-3250567",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.0.0"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.0.1",
                                "product": {
                                    "name": "vers:unknown/3.0.1",
                                    "product_id": "CSAFPID-1095066",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.0.1"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.0.2",
                                "product": {
                                    "name": "vers:unknown/3.0.2",
                                    "product_id": "CSAFPID-1095065",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.0.2"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.0.3",
                                "product": {
                                    "name": "vers:unknown/3.0.3",
                                    "product_id": "CSAFPID-1195334",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.0.3"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.0.4",
                                "product": {
                                    "name": "vers:unknown/3.0.4",
                                    "product_id": "CSAFPID-1195335",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.0.4"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.0.5",
                                "product": {
                                    "name": "vers:unknown/3.0.5",
                                    "product_id": "CSAFPID-1195336",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.0.5"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.0.6",
                                "product": {
                                    "name": "vers:unknown/3.0.6",
                                    "product_id": "CSAFPID-5215484",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.0.6"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.0.x",
                                "product": {
                                    "name": "vers:unknown/3.0.x",
                                    "product_id": "CSAFPID-5215485"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.1.0",
                                "product": {
                                    "name": "vers:unknown/3.1.0",
                                    "product_id": "CSAFPID-5215486",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.1.0"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.1.1",
                                "product": {
                                    "name": "vers:unknown/3.1.1",
                                    "product_id": "CSAFPID-5215487",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.1.1"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.1.2",
                                "product": {
                                    "name": "vers:unknown/3.1.2",
                                    "product_id": "CSAFPID-5215488",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.1.2"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.1.3",
                                "product": {
                                    "name": "vers:unknown/3.1.3",
                                    "product_id": "CSAFPID-5215489",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.1.3"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.1.4",
                                "product": {
                                    "name": "vers:unknown/3.1.4",
                                    "product_id": "CSAFPID-5351994",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.1.4"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/3.1.5",
                                "product": {
                                    "name": "vers:unknown/3.1.5",
                                    "product_id": "CSAFPID-5661595",
                                    "product_identification_helper": {
                                        "purl": "pkg:pypi/werkzeug@3.1.5"
                                    }
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/<3.1.6",
                                "product": {
                                    "name": "vers:unknown/<3.1.6",
                                    "product_id": "CSAFPID-5657160"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/>=0|<3.1.6",
                                "product": {
                                    "name": "vers:unknown/>=0|<3.1.6",
                                    "product_id": "CSAFPID-5667814"
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "werkzeug"
                    }
                ],
                "category": "vendor",
                "name": "pallets"
            },
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/<3.1.6",
                                "product": {
                                    "name": "vers:unknown/<3.1.6",
                                    "product_id": "CSAFPID-5753708"
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "werkzeug"
                    }
                ],
                "category": "vendor",
                "name": "unknown"
            }
        ]
    },
    "vulnerabilities": [
        {
            "cve": "CVE-2026-27199",
            "cwe": {
                "id": "CWE-67",
                "name": "Improper Handling of Windows Device Names"
            },
            "notes": [
                {
                    "category": "description",
                    "text": "Werkzeug's `safe_join` function allows Windows device names as filenames if when preceded by other path segments.\n\nThis was previously reported as https://github.com/pallets/werkzeug/security/advisories/GHSA-hgf8-39gv-g3f2, but the added filtering failed to account for the fact that `safe_join` accepts paths with multiple segments, such as `example/NUL`.\n\n`send_from_directory` uses `safe_join` to safely serve files at user-specified paths under a directory. If the application is running on Windows, and the requested path ends with a special device name, the file will be opened successfully, but reading will hang indefinitely.",
                    "title": "github - https://github.com/advisories/GHSA-29vq-49wr-vm6x"
                },
                {
                    "category": "description",
                    "text": "Werkzeug is a comprehensive WSGI web application library. Versions 3.1.5 and below, the safe_join function allows Windows device names as filenames if preceded by other path segments. This was previously reported as GHSA-hgf8-39gv-g3f2, but the added filtering failed to account for the fact that safe_join accepts paths with multiple segments, such as example/NUL. The function send_from_directory uses safe_join to safely serve files at user-specified paths under a directory. If the application is running on Windows, and the requested path ends with a special device name, the file will be opened successfully, but reading will hang indefinitely. This issue has been fixed in version 3.1.6.",
                    "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2026-27199"
                },
                {
                    "category": "description",
                    "text": "Werkzeug is a comprehensive WSGI web application library. Versions 3.1.5 and below, the safe_join function allows Windows device names as filenames if preceded by other path segments. This was previously reported as GHSA-hgf8-39gv-g3f2, but the added filtering failed to account for the fact that safe_join accepts paths with multiple segments, such as example/NUL. The function send_from_directory uses safe_join to safely serve files at user-specified paths under a directory. If the application is running on Windows, and the requested path ends with a special device name, the file will be opened successfully, but reading will hang indefinitely. This issue has been fixed in version 3.1.6.",
                    "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2026-27199"
                },
                {
                    "category": "description",
                    "text": "Werkzeug is a comprehensive WSGI web application library. Versions 3.1.5 and below, the safe_join function allows Windows device names as filenames if preceded by other path segments. This was previously reported as GHSA-hgf8-39gv-g3f2, but the added filtering failed to account for the fact that safe_join accepts paths with multiple segments, such as example/NUL. The function send_from_directory uses safe_join to safely serve files at user-specified paths under a directory. If the application is running on Windows, and the requested path ends with a special device name, the file will be opened successfully, but reading will hang indefinitely. This issue has been fixed in version 3.1.6.",
                    "title": "osv - https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/GIT%2FCVE-2026-27199.json?alt=media"
                },
                {
                    "category": "description",
                    "text": "Werkzeug is a comprehensive WSGI web application library. Versions 3.1.5 and below, the safe_join function allows Windows device names as filenames if preceded by other path segments. This was previously reported as GHSA-hgf8-39gv-g3f2, but the added filtering failed to account for the fact that safe_join accepts paths with multiple segments, such as example/NUL. The function send_from_directory uses safe_join to safely serve files at user-specified paths under a directory. If the application is running on Windows, and the requested path ends with a special device name, the file will be opened successfully, but reading will hang indefinitely. This issue has been fixed in version 3.1.6.",
                    "title": "debian - https://security-tracker.debian.org/tracker/CVE-2026-27199"
                },
                {
                    "category": "description",
                    "text": "Werkzeug's `safe_join` function allows Windows device names as filenames if when preceded by other path segments.\n\nThis was previously reported as https://github.com/pallets/werkzeug/security/advisories/GHSA-hgf8-39gv-g3f2, but the added filtering failed to account for the fact that `safe_join` accepts paths with multiple segments, such as `example/NUL`.\n\n`send_from_directory` uses `safe_join` to safely serve files at user-specified paths under a directory. If the application is running on Windows, and the requested path ends with a special device name, the file will be opened successfully, but reading will hang indefinitely.",
                    "title": "osv - https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/PyPI%2FGHSA-29vq-49wr-vm6x.json?alt=media"
                },
                {
                    "category": "description",
                    "text": "Werkzeug safe\\_join() allows Windows special device names",
                    "title": "microsoft - https://api.msrc.microsoft.com/cvrf/v3.0/cvrf/2026-Feb"
                },
                {
                    "category": "description",
                    "text": "Affected versions of the Werkzeug package are vulnerable to Denial of Service (DoS) due to improper handling of Windows special device names in path joining logic. The safe_join() function fails to reject device-name path segments when they are preceded by other segments (for example, example/NUL), and send_from_directory() relies on safe_join() when resolving user-supplied file paths.",
                    "title": "pyupio - https://pyupio.github.io/safety-db/#werkzeug"
                },
                {
                    "category": "other",
                    "text": "0.00064",
                    "title": "EPSS"
                },
                {
                    "category": "other",
                    "text": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N",
                    "title": "CVSSV4"
                },
                {
                    "category": "other",
                    "text": "6.3",
                    "title": "CVSSV4 base score"
                },
                {
                    "category": "other",
                    "text": "4.1",
                    "title": "NCSC Score"
                },
                {
                    "category": "other",
                    "text": "Is related to a product by vendor Unknown, The value of the most recent EPSS score, Is related to (a version of) an uncommon product, Is related to an uncommon product vendor",
                    "title": "NCSC Score top decreasing factors"
                }
            ],
            "product_status": {
                "known_affected": [
                    "CSAFPID-5657160",
                    "CSAFPID-1095065",
                    "CSAFPID-1195334",
                    "CSAFPID-1195335",
                    "CSAFPID-1195336",
                    "CSAFPID-3250477",
                    "CSAFPID-3250478",
                    "CSAFPID-3250479",
                    "CSAFPID-3250480",
                    "CSAFPID-3250481",
                    "CSAFPID-3250482",
                    "CSAFPID-3250483",
                    "CSAFPID-3250484",
                    "CSAFPID-3250485",
                    "CSAFPID-3250486",
                    "CSAFPID-3250487",
                    "CSAFPID-3250488",
                    "CSAFPID-3250489",
                    "CSAFPID-3250490",
                    "CSAFPID-3250491",
                    "CSAFPID-3250492",
                    "CSAFPID-3250493",
                    "CSAFPID-3250494",
                    "CSAFPID-3250495",
                    "CSAFPID-3250496",
                    "CSAFPID-3250497",
                    "CSAFPID-3250498",
                    "CSAFPID-3250499",
                    "CSAFPID-3250500",
                    "CSAFPID-3250501",
                    "CSAFPID-3250502",
                    "CSAFPID-3250503",
                    "CSAFPID-3250504",
                    "CSAFPID-3250505",
                    "CSAFPID-3250506",
                    "CSAFPID-3250507",
                    "CSAFPID-3250508",
                    "CSAFPID-3250509",
                    "CSAFPID-3250510",
                    "CSAFPID-3250511",
                    "CSAFPID-3250512",
                    "CSAFPID-3250513",
                    "CSAFPID-3250514",
                    "CSAFPID-3250515",
                    "CSAFPID-3250516",
                    "CSAFPID-3250517",
                    "CSAFPID-3250518",
                    "CSAFPID-3250519",
                    "CSAFPID-3250520",
                    "CSAFPID-3250521",
                    "CSAFPID-3250522",
                    "CSAFPID-3250523",
                    "CSAFPID-3250524",
                    "CSAFPID-3250527",
                    "CSAFPID-3250528",
                    "CSAFPID-3250529",
                    "CSAFPID-3250530",
                    "CSAFPID-3250531",
                    "CSAFPID-3250532",
                    "CSAFPID-3250533",
                    "CSAFPID-3250534",
                    "CSAFPID-3250535",
                    "CSAFPID-3250536",
                    "CSAFPID-3250537",
                    "CSAFPID-3250538",
                    "CSAFPID-3250539",
                    "CSAFPID-3250540",
                    "CSAFPID-3250541",
                    "CSAFPID-3250542",
                    "CSAFPID-3250543",
                    "CSAFPID-3250544",
                    "CSAFPID-3250545",
                    "CSAFPID-3250546",
                    "CSAFPID-3250547",
                    "CSAFPID-3250548",
                    "CSAFPID-3250549",
                    "CSAFPID-3250550",
                    "CSAFPID-3250551",
                    "CSAFPID-3250552",
                    "CSAFPID-3250553",
                    "CSAFPID-3250554",
                    "CSAFPID-3250555",
                    "CSAFPID-3250556",
                    "CSAFPID-3250557",
                    "CSAFPID-3250558",
                    "CSAFPID-3250559",
                    "CSAFPID-3250560",
                    "CSAFPID-3250561",
                    "CSAFPID-3250562",
                    "CSAFPID-3250563",
                    "CSAFPID-3250564",
                    "CSAFPID-3250565",
                    "CSAFPID-3250566",
                    "CSAFPID-3345158",
                    "CSAFPID-3412605",
                    "CSAFPID-3412606",
                    "CSAFPID-3412607",
                    "CSAFPID-3412608",
                    "CSAFPID-3845795",
                    "CSAFPID-3845796",
                    "CSAFPID-3845797",
                    "CSAFPID-5215484",
                    "CSAFPID-5215485",
                    "CSAFPID-5215486",
                    "CSAFPID-5215487",
                    "CSAFPID-5215488",
                    "CSAFPID-5215489",
                    "CSAFPID-5351994",
                    "CSAFPID-5661595",
                    "CSAFPID-1095066",
                    "CSAFPID-3250525",
                    "CSAFPID-3250526",
                    "CSAFPID-3250567",
                    "CSAFPID-5667814",
                    "CSAFPID-5674318",
                    "CSAFPID-5753708",
                    "CSAFPID-5757046"
                ],
                "known_not_affected": [
                    "CSAFPID-1404693",
                    "CSAFPID-1404694"
                ]
            },
            "references": [
                {
                    "category": "external",
                    "summary": "Source - github",
                    "url": "https://github.com/advisories/GHSA-29vq-49wr-vm6x"
                },
                {
                    "category": "external",
                    "summary": "Source raw - github",
                    "url": "https://api.github.com/advisories/GHSA-29vq-49wr-vm6x"
                },
                {
                    "category": "external",
                    "summary": "Source - cveprojectv5",
                    "url": "https://www.cve.org/CVERecord?id=CVE-2026-27199"
                },
                {
                    "category": "external",
                    "summary": "Source raw - cveprojectv5",
                    "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/27xxx/CVE-2026-27199.json"
                },
                {
                    "category": "external",
                    "summary": "Source - nvd",
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27199"
                },
                {
                    "category": "external",
                    "summary": "Source raw - nvd",
                    "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-27199"
                },
                {
                    "category": "external",
                    "summary": "Source - debian",
                    "url": "https://security-tracker.debian.org/tracker/CVE-2026-27199"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-27199"
                },
                {
                    "category": "external",
                    "summary": "Source raw - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0"
                },
                {
                    "category": "external",
                    "summary": "Source - osv",
                    "url": "https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/GIT%2FCVE-2026-27199.json?alt=media"
                },
                {
                    "category": "external",
                    "summary": "Source - osv",
                    "url": "https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/PyPI%2FGHSA-29vq-49wr-vm6x.json?alt=media"
                },
                {
                    "category": "external",
                    "summary": "Source - microsoft",
                    "url": "https://api.msrc.microsoft.com/cvrf/v3.0/cvrf/2026-Feb"
                },
                {
                    "category": "external",
                    "summary": "Source - pyupio",
                    "url": "https://pyupio.github.io/safety-db/#werkzeug"
                },
                {
                    "category": "external",
                    "summary": "Source raw - pyupio",
                    "url": "https://raw.githubusercontent.com/pyupio/safety-db/refs/heads/master/data/insecure_full.json"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; github; nvd; osv",
                    "url": "https://github.com/pallets/werkzeug/security/advisories/GHSA-29vq-49wr-vm6x"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; github; nvd; osv",
                    "url": "https://github.com/pallets/werkzeug/commit/f407712fdc60a09c2b3f4fe7db557703e5d9338d"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; github; nvd; osv",
                    "url": "https://github.com/pallets/werkzeug/releases/tag/3.1.6"
                },
                {
                    "category": "external",
                    "summary": "Reference - github",
                    "url": "https://github.com/advisories/GHSA-29vq-49wr-vm6x"
                },
                {
                    "category": "external",
                    "summary": "Reference - osv",
                    "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27199.json"
                },
                {
                    "category": "external",
                    "summary": "Reference - github; osv",
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27199"
                }
            ],
            "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:L",
                        "baseScore": 5.3,
                        "baseSeverity": "MEDIUM"
                    },
                    "products": [
                        "CSAFPID-1095065",
                        "CSAFPID-1095066",
                        "CSAFPID-1195334",
                        "CSAFPID-1195335",
                        "CSAFPID-1195336",
                        "CSAFPID-3250477",
                        "CSAFPID-3250478",
                        "CSAFPID-3250479",
                        "CSAFPID-3250480",
                        "CSAFPID-3250481",
                        "CSAFPID-3250482",
                        "CSAFPID-3250483",
                        "CSAFPID-3250484",
                        "CSAFPID-3250485",
                        "CSAFPID-3250486",
                        "CSAFPID-3250487",
                        "CSAFPID-3250488",
                        "CSAFPID-3250489",
                        "CSAFPID-3250490",
                        "CSAFPID-3250491",
                        "CSAFPID-3250492",
                        "CSAFPID-3250493",
                        "CSAFPID-3250494",
                        "CSAFPID-3250495",
                        "CSAFPID-3250496",
                        "CSAFPID-3250497",
                        "CSAFPID-3250498",
                        "CSAFPID-3250499",
                        "CSAFPID-3250500",
                        "CSAFPID-3250501",
                        "CSAFPID-3250502",
                        "CSAFPID-3250503",
                        "CSAFPID-3250504",
                        "CSAFPID-3250505",
                        "CSAFPID-3250506",
                        "CSAFPID-3250507",
                        "CSAFPID-3250508",
                        "CSAFPID-3250509",
                        "CSAFPID-3250510",
                        "CSAFPID-3250511",
                        "CSAFPID-3250512",
                        "CSAFPID-3250513",
                        "CSAFPID-3250514",
                        "CSAFPID-3250515",
                        "CSAFPID-3250516",
                        "CSAFPID-3250517",
                        "CSAFPID-3250518",
                        "CSAFPID-3250519",
                        "CSAFPID-3250520",
                        "CSAFPID-3250521",
                        "CSAFPID-3250522",
                        "CSAFPID-3250523",
                        "CSAFPID-3250524",
                        "CSAFPID-3250525",
                        "CSAFPID-3250526",
                        "CSAFPID-3250527",
                        "CSAFPID-3250528",
                        "CSAFPID-3250529",
                        "CSAFPID-3250530",
                        "CSAFPID-3250531",
                        "CSAFPID-3250532",
                        "CSAFPID-3250533",
                        "CSAFPID-3250534",
                        "CSAFPID-3250535",
                        "CSAFPID-3250536",
                        "CSAFPID-3250537",
                        "CSAFPID-3250538",
                        "CSAFPID-3250539",
                        "CSAFPID-3250540",
                        "CSAFPID-3250541",
                        "CSAFPID-3250542",
                        "CSAFPID-3250543",
                        "CSAFPID-3250544",
                        "CSAFPID-3250545",
                        "CSAFPID-3250546",
                        "CSAFPID-3250547",
                        "CSAFPID-3250548",
                        "CSAFPID-3250549",
                        "CSAFPID-3250550",
                        "CSAFPID-3250551",
                        "CSAFPID-3250552",
                        "CSAFPID-3250553",
                        "CSAFPID-3250554",
                        "CSAFPID-3250555",
                        "CSAFPID-3250556",
                        "CSAFPID-3250557",
                        "CSAFPID-3250558",
                        "CSAFPID-3250559",
                        "CSAFPID-3250560",
                        "CSAFPID-3250561",
                        "CSAFPID-3250562",
                        "CSAFPID-3250563",
                        "CSAFPID-3250564",
                        "CSAFPID-3250565",
                        "CSAFPID-3250566",
                        "CSAFPID-3250567",
                        "CSAFPID-3345158",
                        "CSAFPID-3412605",
                        "CSAFPID-3412606",
                        "CSAFPID-3412607",
                        "CSAFPID-3412608",
                        "CSAFPID-3845795",
                        "CSAFPID-3845796",
                        "CSAFPID-3845797",
                        "CSAFPID-5215484",
                        "CSAFPID-5215485",
                        "CSAFPID-5215486",
                        "CSAFPID-5215487",
                        "CSAFPID-5215488",
                        "CSAFPID-5215489",
                        "CSAFPID-5351994",
                        "CSAFPID-5657160",
                        "CSAFPID-5661595",
                        "CSAFPID-5667814",
                        "CSAFPID-5674318",
                        "CSAFPID-5753708",
                        "CSAFPID-5757046"
                    ]
                }
            ],
            "title": "CVE-2026-27199"
        }
    ]
}