What is CVE-2026-40929?

CVE-2026-40929 is a medium-severity vulnerability in Wwbn Avideo, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2026-04-21.

How severe is CVE-2026-40929?

Medium severity. CVSS v3 base score is 5.4 out of 10.

CSRF in Wwbn Avideo

CVE-2026-40929

WWBN AVideo is an open source video platform. In versions 29.0 and prior, `objects/commentDelete.json.php` is a state-mutating JSON endpoint that deletes comments but performs no CSRF validation. It does not call `forbidIfIsUntrustedReques…

Vulnerability class: CSRF (Cross-Site Request Forgery)

EPSS: 0.000 (8.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.

Affected products

Wwbn Avideo — versions <= 29.0

Weakness classification (CWE)

CWE-352 — Cross-Site Request Forgery (CSRF)

References

https://github.com/WWBN/AVideo/security/advisories/GHSA-8qm8-g55h-xmqr (x_refsource_CONFIRM)
https://github.com/WWBN/AVideo/commit/184f36b1896f3364f864f17c1acca3dd8df3af27 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-40929?: CVE-2026-40929 is a medium-severity vulnerability in Wwbn Avideo, classified under Cross-Site Request Forgery (CSRF). CVSS score: 5.4/10. Published 2026-04-21.
How severe is CVE-2026-40929?: Medium severity. CVSS v3 base score is 5.4 out of 10.