CVE-2026-42194

MEDIUM EPSS 14.4%
Published May 7, 20261mo ago · Modified Jun 17, 20262w ago
6.8 CVSS 3.1
Medium
Find Similar
Published May 7, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

Description

Admidio is an open-source user management solution. Prior to version 5.0.9, the incomplete SSRF fix in Admidio's fetch_metadata.php validates the resolved IP address but passes the original hostname-based URL to curl_init(), leaving a DNS rebinding TOCTOU window that allows redirecting requests to internal IPs. This issue has been patched in version 5.0.9.

CVSS Details

Base Score
6.8
Exploitability
2.3
Impact
4.0
Vector string
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Changed
Confidentiality High
Integrity None
Availability None

Threat Intelligence

EPSS Exploit Probability
14.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-918 Server-Side Request Forgery (SSRF) Validation

References 2

  • github.com https://github.com/Admidio/admidio/releases/tag/v5.0.9
  • github.com https://github.com/Admidio/admidio/security/advisories/GHSA-hcjj-chvw-fmw9

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.