CVE-2026-69091

EUVD-2026-52284
Admidio before 5.0.11 contains an authentication bypass vulnerability in the forum module when configured in login-only mode. The access control logic in modules/forum.php fails to validate the login-only configuration state, allowing unauthenticated attackers to read forum topics and posts by directly accessing the module with read-only parameters.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
admidioadmidio
𝑥
< 5.0.11
CNA
Common Weakness Enumeration
References
https://github.com/Admidio/admidio/security/advisories/GHSA-cf48-6jrq-gjcm
https://www.vulncheck.com/advisories/admidio-before-authentication-bypass-via-forum-php