CVE-2026-82655

High

Description

Admidio before 5.0.12 contains a blind SQL injection vulnerability in the relation_type_list parameter of lists_show.php that allows unauthenticated attackers to execute arbitrary SQL queries. Attackers can bypass authentication by providing a dummy UUID in role_list and inject SQL through relation_type_list to extract database contents including password hashes and user credentials.

SeverityHigh

CVSS7.5

Exploit probability—

ProductAdmidio

PublishedAug 30, 2026

First seenAug 30, 2026

Weakness typeCWE-89SQL injection

How to fix

Update

Admidio admidio5.0.12 or later

Vendor advisories

github.com/Admidio/admidio/security/advisories/GHSA-p5cp-mhvx-w392

Affected products

Product	Affected versions	Fixed in
Admidio admidio	v < 5.0.12	5.0.12

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