{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-103584","assignerOrgId":"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc","state":"PUBLISHED","assignerShortName":"wikimedia-foundation","dateReserved":"2026-09-30T22:09:46.952Z","datePublished":"2026-09-30T22:14:27.101Z","dateUpdated":"2026-10-01T15:53:45.772Z"},"containers":{"cna":{"providerMetadata":{"orgId":"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc","shortName":"wikimedia-foundation","dateUpdated":"2026-09-30T22:14:27.101Z"},"title":"attacker-controlled javascript license URL via XSS","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-80","description":"CWE-80 Improper neutralization of Script-Related HTML tags in a web page (basic XSS)","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-63","descriptions":[{"lang":"en","value":"CAPEC-63 Cross-Site Scripting (XSS)"}]}],"affected":[{"vendor":"The Wikimedia Foundation","product":"MediaWiki CommonsMetadata extension","repo":"https://gerrit.wikimedia.org/r/mediawiki/extensions/CommonsMetadata","versions":[{"status":"affected","version":"1.46"},{"status":"affected","version":"1.45"},{"status":"affected","version":"1.43"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki CommonsMetadata extension allows Cross-Site Scripting (XSS).\n\nThis issue affects MediaWiki CommonsMetadata extension: 1.46, 1.45, and 1.43.","supportingMedia":[{"type":"text/html","base64":false,"value":"Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki CommonsMetadata extension allows Cross-Site Scripting (XSS).<p>This issue affects MediaWiki CommonsMetadata extension: 1.46, 1.45, and 1.43.</p>"}]}],"references":[{"url":"https://phabricator.wikimedia.org/T435999"},{"url":"https://gerrit.wikimedia.org/r/q/I66c102cae36a9d499c95c37db7458371c7c87258"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"HIGH","userInteraction":"PASSIVE","vulnConfidentialityImpact":"LOW","subConfidentialityImpact":"LOW","vulnIntegrityImpact":"LOW","subIntegrityImpact":"LOW","vulnAvailabilityImpact":"LOW","subAvailabilityImpact":"LOW","exploitMaturity":"PROOF_OF_CONCEPT","Safety":"NEGLIGIBLE","Automatable":"YES","Recovery":"USER","valueDensity":"CONCENTRATED","vulnerabilityResponseEffort":"MODERATE","providerUrgency":"AMBER","version":"4.0","baseSeverity":"LOW","baseScore":1.1,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P/S:N/AU:Y/R:U/V:C/RE:M/U:Amber"}}],"credits":[{"lang":"en","value":"Marco Paciaroni (BomboBombone)","type":"reporter"}],"source":{"discovery":"INTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-01T15:52:52.080179Z","id":"CVE-2026-103584","options":[{"Exploitation":"none"},{"Automatable":"no"},{"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":"2026-10-01T15:53:45.772Z"}}]}}