{"id":"CVE-2026-0669","aliases":["EUVD-2026-1175","GHSA-78qj-mxw5-p7qp"],"status":"published","title":"Path Traversal vulnerability in CSS extension on certain web servers","description":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Wikimedia Foundation MediaWiki - CSS extension allows Path Traversal.This issue affects MediaWiki - CSS extension: 1.44, 1.43, 1.39.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00441,"percentile":0.38636,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2026-01-07T17:46:57Z","modified":"2026-10-26T21:10:00Z","products":[{"vendor":"css_project","product":"css"},{"vendor":"wikimedia foundation","product":"mediawiki - css extension"}],"references":[{"url":"https://phabricator.wikimedia.org/T401526","tags":["Exploit","Issue Tracking"]},{"url":"https://gerrit.wikimedia.org/r/q/Ia15bf3f2e5a341868568492a736ac3dbf706c22e","tags":["Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0669"},{"url":"https://github.com/advisories/GHSA-78qj-mxw5-p7qp"}],"sources":{"cve":[{"id":"CVE-2026-0669","title":"Path Traversal vulnerability in CSS extension on certain web servers","description":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Wikimedia Foundation MediaWiki - CSS extension allows Path Traversal.This issue affects MediaWiki - CSS extension: 1.44, 1.43, 1.39.","status":"published","published":"2026-01-07T17:46:57.285Z","modified":"2026-01-07T19:21:57.287Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:20:13.587351Z"}],"euvd":[{"id":"EUVD-2026-1175","description":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Wikimedia Foundation MediaWiki - CSS extension allows Path Traversal.This issue affects MediaWiki - CSS extension: 1.44, 1.43, 1.39.","status":"published","published":"2026-01-07T17:46:57Z","modified":"2026-01-07T19:21:57Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T19:48:55.108559Z"}],"ghsa":[{"id":"GHSA-78qj-mxw5-p7qp","title":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in...","description":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Wikimedia Foundation MediaWiki - CSS extension allows Path Traversal.This issue affects MediaWiki - CSS extension: 1.44, 1.43, 1.39.","status":"published","published":"2026-01-07T18:30:26Z","modified":"2026-01-07T21:33:03Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:05:32.392087Z"}],"nvd":[{"id":"CVE-2026-0669","description":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Wikimedia Foundation MediaWiki - CSS extension allows Path Traversal.This issue affects MediaWiki - CSS extension: 1.44, 1.43, 1.39.","status":"published","published":"2026-01-07T18:15:53.003Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:12:03.683495Z"}]}}