Omnispace Agora Project up to 26.9.x Parameter Filter app/Common/Req.php visioUrl cross site scripting

Summaryinfo

A vulnerability categorized as problematic has been discovered in Omnispace Agora Project up to 26.9.x. The impacted element is an unknown function of the file app/Common/Req.php of the component Parameter Filter. The manipulation of the argument visioUrl results in cross site scripting. This vulnerability is cataloged as CVE-2026-63156. The attack may be launched remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Omnispace Agora Project up to 26.9.x. It has been classified as problematic. Affected is an unknown functionality of the file app/Common/Req.php of the component Parameter Filter. The manipulation of the argument visioUrl with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity. CVE summarizes:

Omnispace Agora Project before 26.10.0 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious HTML attributes by manipulating the visioUrl parameter, which was not routed through the URL-sanitizing branch of the parameter filter and was urldecoded after filtering. Attackers can craft a malicious URL containing the visioUrl parameter with an attribute breakout payload to execute arbitrary JavaScript in the victim's browser pre-authentication, with the issue fixed in version 26.10.0 via changes to app/Common/Req.php.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-63156 since 07/15/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

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

Upgrading to version 26.10.0 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Project Management Software

Vendor

• Omnispace

Name

• Agora Project

Version

• 26.0
• 26.1
• 26.2
• 26.3
• 26.4
• 26.5
• 26.6
• 26.7
• 26.8
• 26.9

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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