{"id":"CVE-2026-89252","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-89252","summary":"AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to verify ownership in addLiveLink.php when updating LiveLinks, allowing authenticated users to modify other users'…","details":"AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to verify ownership in addLiveLink.php when updating LiveLinks, allowing authenticated users to modify other users' links. A canStream user can overwrite another user's LiveLink HLS source and metadata by supplying an existing linkId, redirecting viewers to attacker-controlled media.","published":"2026-09-11T12:16:55.377","modified":"2026-09-11T12:16:55.377","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-m2c6-f5ww-j26v"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/avideo-missing-authorization-in-addlivelink-php-livelink-update"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-11T12:16:55.377"}}