{"id":"CVE-2026-57440","title":"The EmbedVideo Extension is a MediaWiki extension which adds a parser function called #ev and various parser tags for embedding video clips from various video sharing services","summary":"The EmbedVideo Extension is a MediaWiki extension which adds a parser function called #ev and various parser tags for embedding video clips from various video sharing services. Prior to 4.1.0, with $wgEmbedVideoRequireConsent disabled (n…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-79","CWE-80"],"vendor":"StarCitizenWiki","product":"mediawiki-extensions-EmbedVideo","affected":["mediawiki-extensions-EmbedVideo < 4.1.0"],"patched":["starcitizenwiki/embedvideo 4.1.0"],"published":"2026-09-24","updated":"2026-09-30","sourceUpdated":"2026-09-30T19:57:08.043","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-57440","references":[{"url":"https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/commit/370156335b325bb81d14d89edf0a1f2643d50a84","label":"security-advisories@github.com"},{"url":"https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/security/advisories/GHSA-v65j-hff3-753c","label":"security-advisories@github.com"},{"url":"https://github.com/StarCitizenWiki/mediawiki-extensions-EmbedVideo/security/advisories/GHSA-v65j-hff3-753c","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57440"},{"url":"https://github.com/advisories/GHSA-v65j-hff3-753c"}],"tags":["nvd","cve.org","exploit-available","ghsa","composer"],"epss":0.00333,"epssPercentile":0.26417,"aliases":["GHSA-v65j-hff3-753c"],"ecosystem":"composer","exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-29T03:08:51.593598Z"},"ingestedAt":"2026-09-24T19:50:30.715Z","slug":"CVE-2026-57440","body":"## Overview\n\nThe EmbedVideo Extension is a MediaWiki extension which adds a parser function called #ev and various parser tags for embedding video clips from various video sharing services. Prior to 4.1.0, with $wgEmbedVideoRequireConsent disabled (not the default), the urls for videos are passed into an iframe src attribute without sanitization. When given a malformed url or id, the src attribute can be escaped via double quotes, allowing for html/javascript injection. Version 4.1.0 contains a patch.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-57440)\n\nAffected packages:\n\n- `starcitizenwiki/embedvideo <= 4.0.0`\n\nPatched in:\n\n- `starcitizenwiki/embedvideo 4.1.0`\n\nSource: https://github.com/advisories/GHSA-v65j-hff3-753c","depth":"midnight","depthScore":53,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":212238,"id":"CVE-2026-57440","ts":1790652427514,"field":"exploit_available","old":"false","new":"true"}]}