{"action":"Upgrade starcitizenwiki/embedvideo to 4.1.0 or later.","affected":[{"fixed":"4.1.0","introduced":"0"}],"component":"starcitizenwiki/embedvideo","cve_ids":["CVE-2026-55691"],"ecosystem":"Packagist","epss":0.00484,"exploited":false,"fixed_versions":["4.1.0"],"ghsa_id":"GHSA-7h5p-637f-jfr7","id":"tcs_01M5KEY43K807GN6N8J1VFTKF6","modified_at":"2026-09-10T03:50:48.730623590Z","published_at":"2026-06-19T21:15:03Z","references":["https://osv.dev/vulnerability/GHSA-7h5p-637f-jfr7","https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/security/advisories/GHSA-7h5p-637f-jfr7","https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/commit/370156335b325bb81d14d89edf0a1f2643d50a84","https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo","https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/releases/tag/v4.1.0"],"severity":{"label":"high","score":8.6},"sources":[{"source":"osv","source_id":"GHSA-7h5p-637f-jfr7","url":"https://osv.dev/vulnerability/GHSA-7h5p-637f-jfr7"}],"summary":"StarCitizenWiki Extension Embed Video: Stored XSS via unsanitized class passed to template"}