CSRF in Wwbn Avideo
CVE-2026-88870
WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a cross-site request forgery vulnerability in the LoginControl plugin PGP key endpoints that lack CSRF token validation. Attackers can craft malicious pages with image tags pointing to savePublicKey.json.php to replace a logged-in victim's PGP 2FA public key, causing lockout or enabling account takeover if the attacker knows the password.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L.
EPSS exploit prediction
EPSS: 0.002 (6.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/WWBN/AVideo/security/advisories/GHSA-g4x9-vh2j-h7rj (vendor-advisory)
- www.vulncheck.com/advisories/wwbn-avideo-logincontrol-pgp-key-csrf-via-get-requ… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-88870?
- CVE-2026-88870 is a high-severity vulnerability in Wwbn Avideo, classified under Cross-Site Request Forgery (CSRF). CVSS score: 7.1/10. Published 2026-09-10.
- How severe is CVE-2026-88870?
- High severity. CVSS v3 base score is 7.1 out of 10.