{"id":"CVE-2025-68475","summary":"Fedify has ReDoS Vulnerability in HTML Parsing Regex","details":"Fedify is a TypeScript library for building federated server apps powered by ActivityPub. Prior to versions 1.6.13, 1.7.14, 1.8.15, and 1.9.2, a Regular Expression Denial of Service (ReDoS) vulnerability exists in Fedify's document loader. The HTML parsing regex at packages/fedify/src/runtime/docloader.ts:259 contains nested quantifiers that cause catastrophic backtracking when processing maliciously crafted HTML responses. This issue has been patched in versions 1.6.13, 1.7.14, 1.8.15, and 1.9.2.","aliases":["GHSA-rchf-xwx2-hm93"],"modified":"2026-09-05T03:47:29.823154177Z","published":"2025-12-22T21:31:20.314Z","database_specific":{"cwe_ids":["CWE-1333"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68475.json","cna_assigner":"GitHub_M"},"references":[{"type":"WEB","url":"https://github.com/fedify-dev/fedify/releases/tag/1.6.13"},{"type":"WEB","url":"https://github.com/fedify-dev/fedify/releases/tag/1.7.14"},{"type":"WEB","url":"https://github.com/fedify-dev/fedify/releases/tag/1.8.15"},{"type":"WEB","url":"https://github.com/fedify-dev/fedify/releases/tag/1.9.2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68475.json"},{"type":"ADVISORY","url":"https://github.com/fedify-dev/fedify/security/advisories/GHSA-rchf-xwx2-hm93"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-68475"},{"type":"FIX","url":"https://github.com/fedify-dev/fedify/commit/2bdcb24d7d6d5886e0214ed504b63a6dc5488779"},{"type":"FIX","url":"https://github.com/fedify-dev/fedify/commit/bf2f0783634efed2663d1b187dc55461ee1f987a"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/fedify-dev/fedify","events":[{"introduced":"0"},{"fixed":"6658a9cab3731449c0d71289d88d189c5161be9c"},{"introduced":"15cd79ad03562832c4e86802d6f617df679bc27e"},{"fixed":"c6d7e743c995c9fa84d74f94952eb0dfc6cb7bab"},{"introduced":"24abaf2e4353b50200a930f0ca05da7ee7cd4502"},{"fixed":"7955e17abfd5b208d6bd1666e41f942cb9103a8b"},{"introduced":"d4ce275d7fc25eef539b0e9d5bd7a527ec949edb"},{"fixed":"3114e4add0df8494a6cc6803593fb02e69135bc5"},{"fixed":"2bdcb24d7d6d5886e0214ed504b63a6dc5488779"},{"fixed":"bf2f0783634efed2663d1b187dc55461ee1f987a"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.6.13"},{"introduced":"1.7.0"},{"fixed":"1.7.14"},{"introduced":"1.8.1"},{"fixed":"1.8.15"},{"introduced":"1.9.0"},{"fixed":"1.9.2"}],"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:fedify:fedify:*:*:*:*:*:*:*:*"}}],"versions":["1.9.1","1.8.14","1.9.0","1.8.13","1.8.12","1.8.11","1.7.13","1.6.12","1.8.10","1.7.12","1.6.11","1.8.9","1.8.8","1.7.11","1.6.10","1.8.7","1.7.10","1.6.9","1.8.6","1.8.5","1.7.9","1.6.8","1.8.4","1.8.3","1.8.2","1.8.1","1.7.8","1.7.7","1.7.6","1.6.7","1.7.5","1.6.6","1.7.4","1.7.3","1.6.5","1.7.2","1.6.4","1.7.1","1.6.3","1.7.0","1.6.2","1.6.1","1.5.0","1.4.0","1.3.0","1.2.0","1.1.0","1.0.0","0.15.0","0.14.0","0.13.0","0.12.0","0.11.0","0.10.0","0.9.0","0.8.0","0.7.0","0.6.0","0.5.0","0.4.0","0.3.0","0.2.0","0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-68475.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}