{"id":"CVE-2026-26022","summary":"Gogs: Stored XSS via data URI in issue comments","details":"Gogs is an open source self-hosted Git service. Prior to version 0.14.2, a stored cross-site scripting (XSS) vulnerability exists in the comment and issue description functionality. The application's HTML sanitizer explicitly allows data: URI schemes, enabling authenticated users to inject arbitrary JavaScript execution via malicious links. This issue has been patched in version 0.14.2.","aliases":["GHSA-xrcr-gmf5-2r8j","GO-2026-4620"],"modified":"2026-04-10T05:40:53.274128Z","published":"2026-03-05T18:34:12.843Z","related":["SUSE-SU-2026:1042-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26022.json","cwe_ids":["CWE-79"],"cna_assigner":"GitHub_M"},"references":[{"type":"WEB","url":"https://github.com/gogs/gogs/releases/tag/v0.14.2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/26xxx/CVE-2026-26022.json"},{"type":"ADVISORY","url":"https://github.com/gogs/gogs/security/advisories/GHSA-xrcr-gmf5-2r8j"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26022"},{"type":"FIX","url":"https://github.com/gogs/gogs/commit/441c64d7bd8893b2f4e48660a8be3a7472e14291"},{"type":"FIX","url":"https://github.com/gogs/gogs/pull/8174"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/gogs/gogs","events":[{"introduced":"0"},{"fixed":"5dcb6c64bdf61e38dbdbb941c1d69789c560d0fb"}]}],"versions":["v0.10","v0.10.18","v0.10.8","v0.10rc","v0.11","v0.11.19","v0.11.29","v0.11.33","v0.11.34","v0.11.4","v0.11.43","v0.11.53","v0.11.66","v0.11.79","v0.11.86","v0.11.91","v0.11rc","v0.14.0","v0.14.0-rc.1","v0.14.1","v0.14.1-rc.1","v0.2.0","v0.3.0","v0.3.1","v0.4.0","v0.4.1","v0.4.2","v0.5.0","v0.5.11","v0.5.13","v0.5.2","v0.5.5","v0.5.8","v0.5.9","v0.6.1","v0.6.15","v0.6.3","v0.6.9","v0.7.0","v0.7.19","v0.7.22","v0.7.33","v0.7.6","v0.8.0","v0.8.10","v0.8.25","v0.8.43","v0.9.0","v0.9.113","v0.9.128","v0.9.13","v0.9.141","v0.9.46","v0.9.48","v0.9.60","v0.9.71","v0.9.97"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-26022.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N"}]}