CRITICAL 9.3 NVD
CVE-2026-89256
AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a stored cross-site scripting vulnerability in the Bookmark plugin where chapter names a
AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a stored cross-site scripting vulnerability in the Bookmark plugin where chapter names are not encoded before being concatenated into public watch-page HTML. A video owner can inject malicious scripts via the bookmark name parameter, and every visitor of that video executes the payload in the AVideo origin.
References
- https://github.com/WWBN/AVideo/security/advisories/GHSA-jggq-mm5m-r5wv
- https://www.vulncheck.com/advisories/avideo-bookmark-plugin-stored-xss-via-chapter-names
- https://github.com/WWBN/AVideo/security/advisories/GHSA-jggq-mm5m-r5wv
This critical severity vulnerability with a CVSS score of 9.3 was published on 2026-09-11 via NVD.
Risk Timeline
CVE Disclosed2026-09-11 · 0 days ago
Remediation Resources
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