CVE-2026-86723
AVideo LoginControl PGP Authentication Bypass via verifyChallenge
CVSS Score
8.1
EPSS Score
0.0%
EPSS Percentile
0th
AVideo through c3edcc274c389816d434acadac07ee78eaf330c1 contains an authentication bypass vulnerability in LoginControl::verifyChallenge() that uses loose comparison (==) instead of strict comparison (===) against unset session values. Attackers with only a password can submit an empty request to verifyChallenge.json.php to bypass PGP two-factor authentication and gain full authenticated access.
| CWE | CWE-287 |
| Vendor | wwbn |
| Product | avideo |
| Published | Sep 8, 2026 |
| Last Updated | Sep 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected Versions
WWBN / AVideo
0 ≤ c3edcc274c389816d434acadac07ee78eaf330c1
References
Credits
🔍 santhreal