GitHub Advisoryadvisory · PyPI

GHSA-q2r8-vmq7-fpx2 MLflow Tracking Server Artifact Handler Directory Traversal Remote Code Execution Vulnerability

HIGH Published 2026-02-21 Modified 2026-03-17 Official page ↗
Aliases
CVE-2026-2033
Ecosystem
PyPI
Packages
mlflow
Severity
High
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-22
Reviewed
2026-03-17

Affected packages

• PyPI mlflow: < 3.8.0rc0 → fixed in 3.8.0rc0

Description

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.

Related

Alias · CVE (1)

  • CVE-2026-2033 MLflow Tracking Server Artifact Handler Directory Traversal Remote Code Execution Vulnerability. vulnerability

Weakness · CWE (1)

  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory weakness

References