CVE-2026-126542NVD
Vulnerability Summary
WWBN AVideo 6.5 through 29.7.1 contains an authentication bypass vulnerability that allows unauthenticated attackers to log in as any user via Hybridauth social login display names. Attackers can set their X, Facebook, Yahoo or LinkedIn display name to a victim's username and withhold email, causing login.json.php or oauth2.php to log them in as that account, including administrators, without a password.
CVSS v4.0 Base Metrics — Score 9.3 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredNone
User InteractionNone
Confidentiality (Vulnerable System)High
Integrity (Vulnerable System)High
Availability (Vulnerable System)High
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None
CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
Affected & Patched Versions
- WWBN AVideo >= 6.5 and <= 29.7.1
- WWBN AVideo 29.7.1
External References
- https://github.com/WWBN/AVideo/security/advisories/GHSA-9rvm-cfc4-q9g9
- https://github.com/WWBN/AVideo/commit/d34ccf23b37a127a68478d66ac00b450b5788bad
- https://github.com/WWBN/AVideo/blob/v29.7.1/objects/login.json.php#L133-L145
- https://github.com/WWBN/AVideo/blob/v29.7.1/plugin/MobileManager/oauth2.php#L90-L102
- https://www.vulncheck.com/advisories/wwbn-avideo-6.5-through-29.7.1-authentication-bypass-via-hybridauth-social-login