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Medium · 5.8 CVE-2026-91966 EUVD-2026-78642GHSA-5ccr-67rq-v275

AVideo through 29.0 Unauthenticated SSRF via Host Header

Published Sep 15, 2026 · Updated Sep 20, 2026 · Assigned by VulnCheck

Description

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

VendorProductAffectedFixed
WWBN AVideo ≤ 29.0 —

References