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CVE PROGRAM SOURCE RECORD9.3 Critical

CVE-2026-89256

AVideo Bookmark Plugin Stored XSS via Chapter Names

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

WWBN AVideo

Default version status: unaffected

  • 0 to ≤ c3edcc274c389816d434acadac07ee78eaf330c1affected

References