CVE-2026-2635 – MLflow Use of Default Password Authentication Bypass Vulnerability

CVE ID : CVE-2026-2635

Published : Feb. 20, 2026, 10:25 p.m. | 38 minutes ago

Description : MLflow Use of Default Password Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of MLflow. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the basic_auth.ini file. The file contains hard-coded default credentials. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary code in the context of the administrator. Was ZDI-CAN-28256.

Severity: 9.8 | CRITICAL

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