Critical severity · published Oct 29, 2025
CVE-2025-11200
MLflow Weak Password Requirements Authentication Bypass Vulnerability
9.8
CVSS
1.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
ML
MLflow · MLflow
2.21.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-11200
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-11200
Patch
https://github.com/mlflow/mlflow/commit/1f74f3f24d8273927b8db392c23e108576936c54
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-25-932/
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