CVE-2026-91966: Wwbn Avideo

Medium severity, CVSS 5.8. EPSS: 0.4% chance of exploitation in the next 30 days.

AVideo through 29.0 contains an unauthenticated server-side request forgery vulnerability in the check_site_availability function that accepts attacker-controlled HTTP Host headers. Attackers can send requests to submitIndex.php or ajax.php with arbitrary Host headers to probe internal network hosts and ports, following redirects without authentication.

Affected products

• Wwbn Avideo: up to and including 29.0

Published 2026-09-15. Last modified 2026-09-20.