Summaryinfo

A vulnerability was found in WWBN AVideo up to 25.x. It has been rated as problematic. This impacts an unknown function. This manipulation of the argument clean_title causes cross site scripting. This vulnerability is handled as CVE-2026-33295. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in WWBN AVideo up to 25.x and classified as problematic. Affected by this vulnerability is an unknown function. The manipulation of the argument clean_title with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

WWBN AVideo is an open source video platform. Prior to version 26.0, WWBN/AVideo contains a stored cross-site scripting vulnerability in the CDN plugin's download buttons component. The `clean_title` field of a video record is interpolated directly into a JavaScript string literal without any escaping, allowing an attacker who can create or modify a video to inject arbitrary JavaScript that executes in the browser of any user who visits the affected download page. Version 26.0 fixes the issue.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-33295 since 03/18/2026. The exploitation appears to be easy. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 26.0 eliminates this vulnerability. Applying the patch 30cdd825fa5778c1d678c2402be2413b84ee4833 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

• WWBN

Name

• AVideo

Version

• 25.x

License

• open-source

Website

• Product: https://github.com/WWBN/AVideo/

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