WWBN AVideo up to 29.0 Description category_description cross site scripting

Summaryinfo

A vulnerability identified as problematic has been detected in WWBN AVideo up to 29.0. This affects the function category_description of the component Description Handler. This manipulation causes cross site scripting. This vulnerability appears as CVE-2026-47694. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in WWBN AVideo up to 29.0. It has been declared as problematic. Affected by this vulnerability is the function category_description of the component Description Handler. The manipulation 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. In 29.0 and earlier, AVideo stores category descriptions from user input and later renders category_description as raw HTML in the Gallery view. A user who can create or edit categories can store JavaScript in a category description, which executes when another user views the affected Gallery/category page. This is a stored XSS in the category description field, separate from previously fixed XSS issues in video titles or comments.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-47694 since 05/19/2026. 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.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• WWBN

Name

• AVideo

Version

• 29.0

License

• open-source

Website

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

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