CVE-2026-116692 MLflow - Remote Code Execution

MLflow 3.12.0rc0 to < 3.17.0 contains a remote code execution caused by insecure third-party scorer deserialization in mlflow/genai/scorers/base.py, letting attackers execute arbitrary code via writable allowed packages, exploit requires writable allowed scorer package and appropriate privileges.

CVSS base score 9.8 /10
Critical
CISA KEV
Not listed
Public exploit
Proof of concept available
EPSS
0.70% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
27 October 2026
Updated
29 October 2026
Weakness
CWE-94

Vendor fix

Update to version 3.17.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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