CVE-2025-11200

EUVD-2025-36706

29.10.2025, 20:15

MLflow Weak Password Requirements 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 handling of passwords. The issue results from weak password requirements. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-26916.

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	9.8 CRITICAL	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
zdi	CNA	8.1 HIGH				CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Base Score

CVSS 3.x

EPSS Score

Percentile: 61%

Affected Products (NVD)

Vendor	Product	Version
lfprojects	mlflow	𝑥 ≤ 2.21.0

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-521 - Weak Password Requirements
The product does not require that users should have strong passwords, which makes it easier for attackers to compromise user accounts.

References

https://github.com/mlflow/mlflow/commit/1f74f3f24d8273927b8db392c23e108576936c54

https://www.zerodayinitiative.com/advisories/ZDI-25-932/