What is CVE-2026-85161?

CVE-2026-85161 is a medium-severity vulnerability in Wwbn Avideo, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-09-03.

How severe is CVE-2026-85161?

Medium severity. CVSS v3 base score is 4.3 out of 10.

CSRF in Wwbn Avideo

CVE-2026-85161

AVideo through commit c91b5975d contains a cross-site request forgery vulnerability in removePoster.php that lacks forbidIfNotPost or forbidIfInvalidToken checks. Attackers can craft malicious image tags to delete authenticated victims' live poster and thumbnail files via GET requests.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published 2026-09-03 · last modified 2026-09-08.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.001 (3.6th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Wwbn Avideo

Weakness classification (CWE)

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

References

github.com/WWBN/AVideo/security/advisories/GHSA-4h63-5723-hq25 (vendor-advisory)
www.vulncheck.com/advisories/avideo-removeposter-php-cross-site-request-forgery… (third-party-advisory)

Frequently asked questions

What is CVE-2026-85161?: CVE-2026-85161 is a medium-severity vulnerability in Wwbn Avideo, classified under Cross-Site Request Forgery (CSRF). CVSS score: 4.3/10. Published 2026-09-03.
How severe is CVE-2026-85161?: Medium severity. CVSS v3 base score is 4.3 out of 10.