CVE-2026-90545

5.3 mediumEPSS 0.3%

Medium (5.3). EPSS 0.3% chance of exploitation in the next 30 days.

WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to validate video access permissions in the commentAddNew.json.php endpoint, allowing authenticated users to post comments on password-protected and group-restricted videos. Attackers can submit POST requests with a valid session to add comments to videos they cannot watch, bypassing password and group access controls.

Severity

CVSS 4.0

5.3 medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

4.3 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 22% of CVEs (scores of 2026-10-31)
CWE: CWE-862
Published: 2026-09-12
Modified: 2026-09-14
Record from: the NVD, synced 2026-10-19

References

https://github.com/WWBN/AVideo/security/advisories/GHSA-v3p2-4x76-7p8v
https://www.vulncheck.com/advisories/wwbn-avideo-missing-authorization-via-commentaddnew-json-php
https://github.com/WWBN/AVideo/security/advisories/GHSA-v3p2-4x76-7p8v

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