CVE-2026-69091

High

Description

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.

SeverityHigh

CVSS7.5

Exploit probability—

ProductAdmidio

PublishedAug 3, 2026

First seenAug 3, 2026

Weakness typeCWE-306Missing authentication for critical function

How to fix

Update

Admidio admidio5.0.11 or later

Vendor advisories

github.com/Admidio/admidio/security/advisories/GHSA-cf48-6jrq-gjcm

Affected products

Product	Affected versions	Fixed in
Admidio admidio	v < 5.0.11	5.0.11

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