Unrated severityNVD Advisory· Published Mar 13, 2026· Updated Mar 16, 2026
Unraid Authentication Request Path Traversal Authentication Bypass Vulnerability
CVE-2026-3839
Description
Unraid Authentication Request Path Traversal Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Unraid. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the auth-request.php file. The issue results from the lack of proper validation of a user-supplied path prior to using it in authentications. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-28912.
Affected products
2- Unraid/Unraidv5Range: 7.2.3
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- www.zerodayinitiative.com/advisories/ZDI-26-172/mitrex_research-advisory
News mentions
1- ZDI-26-172: Unraid Authentication Request Path Traversal Authentication Bypass VulnerabilityZero Day Initiative · Mar 9, 2026