{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-0669","assignerOrgId":"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc","state":"PUBLISHED","assignerShortName":"wikimedia-foundation","dateReserved":"2026-01-07T16:35:00.729Z","datePublished":"2026-01-07T17:46:57.285Z","dateUpdated":"2026-01-07T19:21:57.287Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"MediaWiki - CSS extension","repo":"http://gerrit.wikimedia.org/g/mediawiki/extensions/CSS","vendor":"Wikimedia Foundation","versions":[{"status":"affected","version":"1.44"},{"status":"affected","version":"1.43"},{"status":"affected","version":"1.39"}]}],"credits":[{"lang":"en","type":"finder","value":"Radman Siddiki"}],"descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Wikimedia Foundation MediaWiki - CSS extension allows Path Traversal.<p>This issue affects MediaWiki - CSS extension: 1.44, 1.43, 1.39.</p>"}],"value":"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."}],"impacts":[{"capecId":"CAPEC-126","descriptions":[{"lang":"en","value":"CAPEC-126 Path Traversal"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","description":"CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc","shortName":"wikimedia-foundation","dateUpdated":"2026-01-07T17:46:57.285Z"},"references":[{"url":"https://phabricator.wikimedia.org/T401526"},{"url":"https://gerrit.wikimedia.org/r/q/Ia15bf3f2e5a341868568492a736ac3dbf706c22e"}],"source":{"discovery":"UNKNOWN"},"title":"Path Traversal vulnerability in CSS extension on certain web servers","x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"NONE","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-01-07T19:20:56.695860Z","id":"CVE-2026-0669","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-01-07T19:21:57.287Z"}}]}}