CVE-2026-89255
AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a stored cross-site scripting vulnerability in the LoginControl plugin that fails to HTML-encode PGP public keys echoed into a textarea element. An authenticated attacker can inject malicious JavaScript by submitting a crafted public key, which executes in an administrator's session when viewing the user's profile tab.
- Score
- CVSS 4.0 9.3 Critical
- Status
- Deferred - disclosure@vulncheck.com
- Published
- 2026-09-11
- Last modified
- 2026-09-11
- Weaknesses
- CWE-79
Affected products
References
- https://github.com/WWBN/AVideo/security/advisories/GHSA-gq4h-vw2w-9rx3
- https://www.vulncheck.com/advisories/avideo-logincontrol-stored-xss-via-pgp-public-key
