Vulnerability Description
WWBN AVideo is an open source video platform. In versions 25.0 and below, /objects/phpsessionid.json.php exposes the current PHP session ID to any unauthenticated request. The allowOrigin() function reflects any Origin header back in Access-Control-Allow-Origin with Access-Control-Allow-Credentials: true, enabling cross-origin session theft and full account takeover. This issue has been fixed in version 26.0.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wwbn | Avideo | < 26.0 |
Related Weaknesses (CWE)
References
- https://github.com/WWBN/AVideo/commit/9f4f51e5df5e3343400f9d0068705f5482b6f930Patch
- https://github.com/WWBN/AVideo/security/advisories/GHSA-qc3p-398r-p59jExploitVendor Advisory
FAQ
What is CVE-2026-33043?
CVE-2026-33043 is a vulnerability with a CVSS score of 8.1 (HIGH). WWBN AVideo is an open source video platform. In versions 25.0 and below, /objects/phpsessionid.json.php exposes the current PHP session ID to any unauthenticated request. The allowOrigin() function r...
How severe is CVE-2026-33043?
CVE-2026-33043 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-33043?
Check the references section above for vendor advisories and patch information. Affected products include: Wwbn Avideo.