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CVE-2023-6015

CRITICAL

MLflow allowed arbitrary files to be PUT onto the server

Published June 29, 2026Updated July 1, 2026Source: osv

Summary

MLflow allowed arbitrary files to be PUT onto the server.

Remediation

Upgrade to the fixed version using your package manager.

pip
Update mlflow to 2.8.1 or later
pip install "mlflow>=2.8.1"

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

PackageEcosystemAffectedFixed In
mlflow
pypi
0.0.1, 0.1.0, 0.2.0, 0.2.1 (+78 more)2.8.1

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 10.0 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

Frequently Asked Questions

What is CVE-2023-6015?
MLflow allowed arbitrary files to be PUT onto the server This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 10.0/10).
How do I check if my project is affected by CVE-2023-6015?
CVE-2023-6015 affects mlflow. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2023-6015 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
10.0

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

PYSEC-2026-420
BIT-mlflow-2023-6015
GHSA-f798-qm4r-23r5

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