GHSA-2FHX-Q92V-5FHV WWBN AVideo: Stored XSS via autoEvalCodeOnHTML Bypass in MessageSQLite WebSocket Handler (CVE-2026-43874 Bypass)

AVideo: Stored XSS via autoEvalCodeOnHTML in MessageSQLite WebSocket Handler Summary AVideo has a stored XSS vulnerability in the WebSocket messaging system. The MessageSQLite.php handler only strips autoEvalCodeOnHTML from $json'msg', but msgToResourceId reads from $msg'json' with higher priorit...

PT-2026-46842

AVideo: Stored XSS via autoEvalCodeOnHTML in MessageSQLite WebSocket Handler Summary AVideo has a stored XSS vulnerability in the WebSocket messaging system. The MessageSQLite.php handler only strips autoEvalCodeOnHTML from $json'msg', but msgToResourceId reads from $msg'json' with higher priorit...

CVE-2026-43874

WWBN AVideo is an open source video platform. In versions up to and including 29.0, the server-side mitigation for the YPTSocket autoEvalCodeOnHTML eval sink from CVE-2026-40911 only strips the payload when it sits under $json'msg', but the relay function msgToResourceId selects the outbound...

CVE-2026-43874

CVE-2026-43874 affects WWBN AVideo up to version 29.0, involving YPTSocket message handling. The server-side strip that removes autoEvalCodeOnHTML only targets $json['msg'] and not other outbound carriers; the relay logic prefers $msg['json'] when present, causing an unauthenticated attacker who ...

Arbitrary Code Injection

Overview wwbn/avideo is an Audio and Video Platform or simply "A Video Platform". Affected versions of this package are vulnerable to Arbitrary Code Injection through the autoEvalCodeOnHTML process. An attacker can execute arbitrary JavaScript code in the browser context of any logged-in user by...

GHSA-GHCV-22JF-VFXM AVideo has an Incomplete Fix for YPTSocket autoEvalCodeOnHTML Strip: Unauthenticated Cross-User JavaScript Execution via `$msg['json']` Relay Bypass

Summary The server-side mitigation for the YPTSocket autoEvalCodeOnHTML eval sink prior advisory GHSA-gph2-j4c9-vhhr, commit c08694bf6 only strips the payload when it sits under $json'msg', but the relay function msgToResourceId selects the outbound message from $msg'json' before $msg'msg'. An...