What’s Vulnerable › Vulnerabilities

CVE-2025-11200: MLflow Weak Password Requirements Authentication Bypass Vulnerability

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-10-29 · updated 2026-10-19
• Weakness: CWE-521

Description

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.

Affected products

• mlflow/mlflow: through 2.21.0

References

• https://github.com/mlflow/mlflow/commit/1f74f3f24d8273927b8db392c23e108576936c54
• https://www.zerodayinitiative.com/advisories/ZDI-25-932/

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