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AI agent vulnerability · MLflow

CVE-2026-2033: MLflow Tracking Server Artifact Handler Directory Traversal Remote Code Execution Vulnerability

highCVSS 3.0 8.1GHSA-q2r8-vmq7-fpx2

MLflow Tracking Server Artifact Handler Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of MLflow Tracking Server. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of artifact file paths.

Published Feb 21, 2026 · Updated Mar 17, 2026

Affected packages

mlflow

Ecosystem
PyPI
Affected
< 3.8.0rc0
Fixed in
3.8.0rc0
Check
pip show mlflow

Advisory details

From the GitHub Advisory Database (CC BY 4.0).

MLflow Tracking Server Artifact Handler Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of MLflow Tracking Server. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the handling of artifact file paths. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the service account.

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

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