{
    "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-2025-9670",
        "tracking": {
            "current_release_date": "2026-05-22T14:55:25.345677Z",
            "generator": {
                "date": "2026-02-17T15:00:00Z",
                "engine": {
                    "name": "V.E.L.M.A",
                    "version": "1.7"
                }
            },
            "id": "CVE-2025-9670",
            "initial_release_date": "2025-08-29T11:34:41.222478Z",
            "revision_history": [
                {
                    "date": "2025-08-29T11:34:41.222478Z",
                    "number": "1",
                    "summary": "NCSC Score created."
                },
                {
                    "date": "2025-08-29T19:25:01.638573Z",
                    "number": "2",
                    "summary": "Source created.| Description created for source.| CVSS created.| References created (5).| CWES updated (1)."
                },
                {
                    "date": "2025-08-29T19:25:04.003840Z",
                    "number": "3",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2025-08-29T19:38:30.315679Z",
                    "number": "4",
                    "summary": "Source created.| Description created for source.| CVSS created.| Products connected (2).| Exploits created (1).| References created (4).| CWES updated (1)."
                },
                {
                    "date": "2025-08-29T19:38:35.728833Z",
                    "number": "5",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2025-08-30T00:43:17.902073Z",
                    "number": "6",
                    "summary": "Source created.| Products created (1)."
                },
                {
                    "date": "2025-08-30T00:43:21.903973Z",
                    "number": "7",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2025-08-30T06:43:08.422502Z",
                    "number": "8",
                    "summary": "Description created for source."
                },
                {
                    "date": "2025-08-30T06:43:09.827250Z",
                    "number": "9",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2025-08-30T15:00:11.644983Z",
                    "number": "10",
                    "summary": "Source created.| EPSS created."
                },
                {
                    "date": "2025-09-16T12:27:49.345074Z",
                    "number": "11",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2025-12-10T21:02:11.006936Z",
                    "number": "12",
                    "summary": "Manual regenerated (CSAFs rebuild product/vendor naming update)."
                },
                {
                    "date": "2026-03-09T12:17:31.954238Z",
                    "number": "13",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-10T12:33:50.089488Z",
                    "number": "14",
                    "summary": "Source connected.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (1).| Product Remediations created (1).| References created (2).| CWES updated (1)."
                },
                {
                    "date": "2026-03-10T12:33:54.414596Z",
                    "number": "15",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-10T12:44:39.007958Z",
                    "number": "16",
                    "summary": "Source connected.| CVE status created. (valid)"
                },
                {
                    "date": "2026-03-20T10:18:46.880441Z",
                    "number": "17",
                    "summary": "Source connected.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-03-20T10:18:49.973367Z",
                    "number": "18",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-03-28T14:56:15.705135Z",
                    "number": "19",
                    "summary": "Source connected.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-03-28T14:56:18.062325Z",
                    "number": "20",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-04-15T00:48:38.409872Z",
                    "number": "21",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-04-16T09:08:45.894347Z",
                    "number": "22",
                    "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (5).| CWES updated (1)."
                },
                {
                    "date": "2026-04-16T09:08:51.128634Z",
                    "number": "23",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-04-22T00:51:12.498126Z",
                    "number": "24",
                    "summary": "Source connected.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (3).| Product Identifiers created (3).| Product Threats created (3).| Product Remediations created (3).| References created (2)."
                },
                {
                    "date": "2026-04-22T00:51:18.460364Z",
                    "number": "25",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-04-28T13:54:48.881052Z",
                    "number": "26",
                    "summary": "Description removed for source."
                },
                {
                    "date": "2026-04-28T13:54:50.837162Z",
                    "number": "27",
                    "summary": "NCSC Score updated."
                },
                {
                    "date": "2026-05-22T14:54:05.104111Z",
                    "number": "28",
                    "summary": "Source connected.| CVE status created. (valid)| EPSS created."
                },
                {
                    "date": "2026-05-22T14:54:27.278520Z",
                    "number": "29",
                    "summary": "NCSC Score updated."
                }
            ],
            "status": "interim",
            "version": "29"
        }
    },
    "product_tree": {
        "branches": [
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "branches": [
                                    {
                                        "category": "product_version_range",
                                        "name": "vers:oracle/23.2.20",
                                        "product": {
                                            "name": "vers:oracle/23.2.20",
                                            "product_id": "CSAFPID-6212901",
                                            "product_identification_helper": {
                                                "cpe": "cpe:2.3:a:oracle:application_express:23.2.20:*:*:*:*:*:*:*"
                                            }
                                        }
                                    },
                                    {
                                        "category": "product_version_range",
                                        "name": "vers:oracle/24.1.15",
                                        "product": {
                                            "name": "vers:oracle/24.1.15",
                                            "product_id": "CSAFPID-6212900",
                                            "product_identification_helper": {
                                                "cpe": "cpe:2.3:a:oracle:application_express:24.1.15:*:*:*:*:*:*:*"
                                            }
                                        }
                                    },
                                    {
                                        "category": "product_version_range",
                                        "name": "vers:oracle/24.2.13",
                                        "product": {
                                            "name": "vers:oracle/24.2.13",
                                            "product_id": "CSAFPID-6212899",
                                            "product_identification_helper": {
                                                "cpe": "cpe:2.3:a:oracle:application_express:24.2.13:*:*:*:*:*:*:*"
                                            }
                                        }
                                    }
                                ],
                                "category": "product_name",
                                "name": "Oracle Application Express"
                            }
                        ],
                        "category": "product_family",
                        "name": "Oracle APEX"
                    }
                ],
                "category": "vendor",
                "name": "Oracle"
            },
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:intdot/<4.0.800",
                                "product": {
                                    "name": "vers:intdot/<4.0.800",
                                    "product_id": "CSAFPID-5771496"
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "SIDIS Prime"
                    }
                ],
                "category": "vendor",
                "name": "Siemens"
            },
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "branches": [
                                    {
                                        "category": "product_version_range",
                                        "name": "vers:deb/unknown",
                                        "product": {
                                            "name": "vers:deb/unknown",
                                            "product_id": "CSAFPID-3087668"
                                        }
                                    }
                                ],
                                "category": "product_name",
                                "name": "node-turndown"
                            }
                        ],
                        "category": "product_family",
                        "name": "bookworm"
                    }
                ],
                "category": "vendor",
                "name": "Debian"
            },
            {
                "branches": [
                    {
                        "branches": [
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/7.2.0",
                                "product": {
                                    "name": "vers:unknown/7.2.0",
                                    "product_id": "CSAFPID-3086189"
                                }
                            },
                            {
                                "category": "product_version_range",
                                "name": "vers:unknown/7.2.1",
                                "product": {
                                    "name": "vers:unknown/7.2.1",
                                    "product_id": "CSAFPID-3086190"
                                }
                            }
                        ],
                        "category": "product_name",
                        "name": "turndown"
                    }
                ],
                "category": "vendor",
                "name": "mixmark-io"
            }
        ]
    },
    "vulnerabilities": [
        {
            "cve": "CVE-2025-9670",
            "cwe": {
                "id": "CWE-1333",
                "name": "Inefficient Regular Expression Complexity"
            },
            "flags": [
                {
                    "label": "vulnerable_code_not_in_execute_path",
                    "product_ids": [
                        "CSAFPID-6212899",
                        "CSAFPID-6212900",
                        "CSAFPID-6212901"
                    ]
                }
            ],
            "notes": [
                {
                    "category": "description",
                    "text": "A security flaw has been discovered in mixmark-io turndown up to 7.2.1. This affects an unknown function of the file src/commonmark-rules.js. Performing manipulation results in inefficient regular expression complexity. It is possible to initiate the attack remotely. The exploit has been released to the public and may be exploited.",
                    "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2025-9670"
                },
                {
                    "category": "description",
                    "text": "A security flaw has been discovered in mixmark-io turndown up to 7.2.1. This affects an unknown function of the file src/commonmark-rules.js. Performing manipulation results in inefficient regular expression complexity. It is possible to initiate the attack remotely. The exploit has been released to the public and may be exploited.",
                    "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2025-9670"
                },
                {
                    "category": "description",
                    "text": "A security flaw has been discovered in mixmark-io turndown up to 7.2.1. This affects an unknown function of the file src/commonmark-rules.js. Performing manipulation results in inefficient regular expression complexity. It is possible to initiate the attack remotely. The exploit has been released to the public and may be exploited.",
                    "title": "siemens - https://cert-portal.siemens.com/productcert/csaf/ssa-485750.json"
                },
                {
                    "category": "description",
                    "text": "A security flaw has been discovered in mixmark-io turndown up to 7.2.1. This affects an unknown function of the file src/commonmark-rules.js. Performing manipulation results in inefficient regular expression complexity. It is possible to initiate the attack remotely. The exploit has been released to the public and may be exploited.",
                    "title": "nvd - https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-9670"
                },
                {
                    "category": "description",
                    "text": "Security-in-Depth issue in the Oracle Application Express product of Oracle APEX (component: General (turndown)). This vulnerability cannot be exploited in the context of this product.",
                    "title": "oracle - https://www.oracle.com/docs/tech/security-alerts/cpuapr2026csaf.json"
                },
                {
                    "category": "other",
                    "text": "0.00079",
                    "title": "EPSS"
                },
                {
                    "category": "other",
                    "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
                    "title": "CVSSV4"
                },
                {
                    "category": "other",
                    "text": "5.5",
                    "title": "CVSSV4 base score"
                },
                {
                    "category": "other",
                    "text": "6.3",
                    "title": "NCSC Score"
                },
                {
                    "category": "other",
                    "text": "Is related to CWE-400 (Uncontrolled Resource Consumption), There is cvss data available from source Siemens, VENDOR FIX as product remediation category, Is related to a product by vendor Siemens, There is product data available from source Siemens",
                    "title": "NCSC Score top increasing factors"
                },
                {
                    "category": "other",
                    "text": "Is related to (a version of) an uncommon product, Exploit code publicly available, There is exploit data available from source Cveprojectv5",
                    "title": "NCSC Score top decreasing factors"
                }
            ],
            "product_status": {
                "known_affected": [
                    "CSAFPID-3086189",
                    "CSAFPID-3086190",
                    "CSAFPID-3087668",
                    "CSAFPID-5771496"
                ],
                "known_not_affected": [
                    "CSAFPID-6212899",
                    "CSAFPID-6212900",
                    "CSAFPID-6212901"
                ]
            },
            "references": [
                {
                    "category": "external",
                    "summary": "Source - nvd",
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-9670"
                },
                {
                    "category": "external",
                    "summary": "Source raw - nvd",
                    "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-9670"
                },
                {
                    "category": "external",
                    "summary": "Source - cveprojectv5",
                    "url": "https://www.cve.org/CVERecord?id=CVE-2025-9670"
                },
                {
                    "category": "external",
                    "summary": "Source raw - cveprojectv5",
                    "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2025/9xxx/CVE-2025-9670.json"
                },
                {
                    "category": "external",
                    "summary": "Source - debian",
                    "url": "https://security-tracker.debian.org/tracker/CVE-2025-9670"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2025-9670"
                },
                {
                    "category": "external",
                    "summary": "Source raw - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0"
                },
                {
                    "category": "external",
                    "summary": "Source - ncscinternal",
                    "url": "https://www.ncsc.nl/internal/CVE-2025-9670"
                },
                {
                    "category": "external",
                    "summary": "Source - siemens",
                    "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-485750.json"
                },
                {
                    "category": "external",
                    "summary": "Source - ncscclear",
                    "url": "https://advisories.ncsc.nl/advisory?id=NCSC-2026-0079"
                },
                {
                    "category": "external",
                    "summary": "Source - 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=10000"
                },
                {
                    "category": "external",
                    "summary": "Source - nvd",
                    "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2025-9670"
                },
                {
                    "category": "external",
                    "summary": "Source - oracle",
                    "url": "https://www.oracle.com/docs/tech/security-alerts/cpuapr2026csaf.json"
                },
                {
                    "category": "external",
                    "summary": "Source - first",
                    "url": "https://api.first.org/data/v1/epss?limit=10000&offset=20000"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; nvd",
                    "url": "https://github.com/mixmark-io/turndown/issues/501"
                },
                {
                    "category": "external",
                    "summary": "Reference - nvd",
                    "url": "https://github.com/mixmark-io/turndown/issues/501#issue-3336342088"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; nvd",
                    "url": "https://vuldb.com/?ctiid.321880"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; nvd",
                    "url": "https://vuldb.com/?id.321880"
                },
                {
                    "category": "external",
                    "summary": "Reference - cveprojectv5; nvd",
                    "url": "https://vuldb.com/?submit.637911"
                },
                {
                    "category": "external",
                    "summary": "Reference - siemens",
                    "url": "https://cert-portal.siemens.com/productcert/html/ssa-485750.html"
                },
                {
                    "category": "external",
                    "summary": "Reference - siemens",
                    "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-485750.json"
                },
                {
                    "category": "external",
                    "summary": "Reference - oracle",
                    "url": "https://www.oracle.com/security-alerts/cpuapr2026.html"
                },
                {
                    "category": "external",
                    "summary": "Reference - oracle",
                    "url": "https://www.oracle.com/docs/tech/security-alerts/cpuapr2026csaf.json"
                }
            ],
            "remediations": [
                {
                    "category": "vendor_fix",
                    "details": "Update to V4.0.800 or later version",
                    "product_ids": [
                        "CSAFPID-5771496"
                    ]
                },
                {
                    "category": "vendor_fix",
                    "details": "Oracle customers with valid support contracts",
                    "product_ids": [
                        "CSAFPID-6212899",
                        "CSAFPID-6212900",
                        "CSAFPID-6212901"
                    ],
                    "url": "https://support.oracle.com/rs?type=doc&amp;id=CPU58"
                }
            ],
            "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-3086189",
                        "CSAFPID-3086190",
                        "CSAFPID-3087668",
                        "CSAFPID-5771496"
                    ]
                }
            ],
            "threats": [
                {
                    "category": "impact",
                    "details": "The affected code is not reachable through the execution of the code, including non-anticipated states of the product. Components that are neither used nor executed by the product.",
                    "product_ids": [
                        "CSAFPID-6212899",
                        "CSAFPID-6212900",
                        "CSAFPID-6212901"
                    ]
                }
            ],
            "title": "CVE-2025-9670"
        }
    ]
}