Description
WWBN AVideo 14.3 through 29.7.1 contains a stored cross-site scripting vulnerability that allows uploaders to inject scripts via the videoDownloadedLink value stored unescaped through objects/aVideoEncoder.json.php. Attackers can embed event-handler payloads in the URL host rendered as a Source tag in view/managerVideos_body.php, executing in administrator sessions to install plugin archives containing PHP.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| WWBN | AVideo | 14.3 – ≤ 29.7.1 | — |
References
- GitHub Security Advisory (GHSA-2qq6-qfcq-jmr9) vendor-advisory
- https://github.com/WWBN/AVideo/commit/da1da205608d57b1e695a7fad8288a2f5f9a0e0f patch
- https://github.com/WWBN/AVideo/blob/v29.7.1/objects/functionTags.php#L198-L221 technical-description
- https://github.com/WWBN/AVideo/blob/v29.7.1/view/managerVideos_body.php#L1997-L2011 technical-description
- VulnCheck Advisory: WWBN AVideo 14.3 through 29.7.1 Stored XSS via Video Source Tag third-party-advisory