WWBN AVideo up to 26.0 Password Recovery Endpoint userRecoverPass.php response discrepancy

Summaryinfo

A vulnerability has been found in WWBN AVideo up to 26.0 and classified as problematic. This issue affects some unknown processing of the file objects/userRecoverPass.php of the component Password Recovery Endpoint. The manipulation leads to response discrepancy. This vulnerability is referenced as CVE-2026-33688. Remote exploitation of the attack is possible. No exploit is available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in WWBN AVideo up to 26.0. It has been rated as problematic. This issue affects an unknown part of the file objects/userRecoverPass.php of the component Password Recovery Endpoint. The manipulation with an unknown input leads to a response discrepancy vulnerability. Using CWE to declare the problem leads to CWE-204. The product provides different responses to incoming requests in a way that reveals internal state information to an unauthorized actor outside of the intended control sphere. Impacted is confidentiality. The summary by CVE is:

WWBN AVideo is an open source video platform. In versions up to and including 26.0, the password recovery endpoint at `objects/userRecoverPass.php` performs user existence and account status checks before validating the captcha. This allows an unauthenticated attacker to enumerate valid usernames and determine whether accounts are active, inactive, or banned — at scale and without solving any captcha — by observing three distinct JSON error responses. Commit e42f54123b460fd1b2ee01f2ce3d4a386e88d157 contains a patch.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-33688 since 03/23/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

By approaching the search of inurl:objects/userRecoverPass.php it is possible to find vulnerable targets with Google Hacking.

Applying the patch e42f54123b460fd1b2ee01f2ce3d4a386e88d157 is able to eliminate this problem.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• WWBN

Name

• AVideo

Version

• 26.0

License

• open-source

Website

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

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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