CVE-2026-89252

Medium

Description

AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to verify ownership in addLiveLink.php when updating LiveLinks, allowing authenticated users to modify other users' links. A canStream user can overwrite another user's LiveLink HLS source and metadata by supplying an existing linkId, redirecting viewers to attacker-controlled media.

SeverityMedium

CVSS6.5

Exploit probability—

ProductAVideo

PublishedSep 11, 2026

First seenSep 11, 2026

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Vendor advisories

github.com/WWBN/AVideo/security/advisories/GHSA-m2c6-f5ww-j26v

Affected products

Product	Affected versions	Fixed in
WWBN AVideo	v ≤ c3edcc274c389816d434acadac07ee78eaf330c1	—

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