CVE 5.4 MEDIUM

WWBN AVideo Vulnerable to stored XSS via Unanchored Duration Regex in Video Encoder Receiver_CVE-2026-41061

5.4 / 10
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Description

WWBN AVideo is an open source video platform. In versions 29.0 and below, the `isValidDuration()` regex at `objects/video.php:918` uses `/^[0-9]{1,2}:[0-9]{1,2}:[0-9]{1,2}/` without a `$` end anchor, allowing arbitrary HTML/JavaScript to be appended after a valid duration prefix. The crafted duration is stored in the database and rendered without HTML escaping via `echo Video::getCleanDuration()` on trending pages, playlist pages, and video gallery thumbnails, resulting in stored cross-site scripting. Commit bcba324644df8b4ed1f891462455f1cd26822a45 contains a fix.

Basic Information

ID CVE-2026-41061
Source GitHub_M
Published Apr 21, 2026 at 22:49

Affected Product

Vendor WWBN
Product AVideo
Version <= 29.0
Affected Versions WWBN AVideo <= 29.0

CWE Classification

References

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