Auth bypass in Wwbn Avideo
CVE-2026-92914
AVideo LoginControl contains an authentication bypass vulnerability in the PGP second factor verification that compares challenge responses using loose equality against an uninitialized session variable. Attackers with a victim's password can bypass the second factor by sending a parameter-less GET request to verifyChallenge.json.php, which evaluates null == null and marks authentication complete.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.005 (41.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/WWBN/AVideo/security/advisories/GHSA-mvmf-jqg6-qhjf (vendor-advisory)
- www.vulncheck.com/advisories/avideo-logincontrol-pgp-second-factor-authenticati… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-92914?
- CVE-2026-92914 is a high-severity vulnerability in Wwbn Avideo, classified under Improper Authentication. CVSS score: 8.1/10. Published 2026-09-17.
- How severe is CVE-2026-92914?
- High severity. CVSS v3 base score is 8.1 out of 10.