CVE-2026-49279 WWBN AVideo: Stored XSS via autoEvalCodeOnHTML Bypass in MessageSQLite WebSocket Handler (CVE-2026-43874 Bypass)

WWBN AVideo is an open source video platform. Versions 29.0 and below contain a Stored XSS vulnerability through the autoEvalCodeOnHTML parameter in the MessageSQLite WebSocket Handler. The MessageSQLite.php handler only strips autoEvalCodeOnHTML from $json'msg', but msgToResourceId reads from...

CVE-2026-49279

CVE-2026-49279 (WWBN AVideo) describes a stored XSS in the WebSocket messaging system. The vulnerability arises because MessageSQLite.php only strips autoEvalCodeOnHTML from json["msg"], while msgToResourceId() favors json over msg, allowing an attacker to place the payload in json and bypass san...

CVE-2026-49279

WWBN AVideo is an open source video platform. Versions 29.0 and below contain a Stored XSS vulnerability through the autoEvalCodeOnHTML parameter in the MessageSQLite WebSocket Handler. The MessageSQLite.php handler only strips autoEvalCodeOnHTML from $json'msg', but msgToResourceId reads from...