CVE-2025-34437

High

Description

AVideo versions prior to 20.1 permit any authenticated user to upload comment images to videos owned by other users. The endpoint validates authentication but omits ownership checks, allowing attackers to perform unauthorized uploads to arbitrary video objects.

SeverityHigh

CVSS8.8

Exploit probability—

ProductWwbn Avideo

PublishedDec 17, 2025

First seenDec 17, 2025

Weakness typeCWE-639Authorization bypass through user-controlled key

How to fix

Update

wwbn avideo20.0 or later

Patches

github.com/WWBN/AVideo/commit/4a53ab2056
github.com/WWBN/AVideo/commit/d411f91805

Affected products

Product	Affected versions	Fixed in
wwbn avideo	v < 20.0	20.0

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