CVE-2026-2033
Directory Traversal RCE in MLflow Tracking Server Artifact Handler
Publication date: 2026-02-20
Last updated on: 2026-02-20
Assigner: Zero Day Initiative
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mlflow | tracking_server | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-22 | The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in the MLflow Tracking Server's artifact handler, specifically in how it processes artifact file paths. Due to improper validation of user-supplied paths before file operations, an attacker can perform a directory traversal attack. This allows remote attackers to execute arbitrary code on the affected server without needing to authenticate.
How can this vulnerability impact me? :
Exploiting this vulnerability enables an attacker to execute arbitrary code remotely on the MLflow Tracking Server. This can lead to full compromise of the server, including unauthorized access, data theft, service disruption, or further attacks within the network. Since no authentication is required, the risk is significant.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know