CVE-2026-2033
highpriority · track · 1EPSS 0.018 · 79 %ileEUUSEPSS · scored 2026-10-27
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. Was ZDI-CAN-26649.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.7–8.1
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
advisories (2)
Vendor and ecosystem advisories describing this.
- GHSA-q2r8-vmq7-fpx2MLflow Tracking Server Artifact Handler Directory Traversal Remote Code Execution Vulnerability2026-02-21ghsa · osvUS
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.
- PYSEC-2026-2658MLflow Tracking Server Artifact Handler Directory Traversal Remote Code Execution Vulnerability2026-07-13vendor · osvUS
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.
also known as (6)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (10)
External citations — patches, advisories, analysis.
- https://github.com/mlflow/mlflow/pull/19260cnnvd
- https://mlflow.org/releasesPatchcnnvd
- https://www.zerodayinitiative.com/advisories/ZDI-26-105/cnnvd
- https://github.com/mlflow/mlflow/pull/19260enisa_euvd
- https://www.zerodayinitiative.com/advisories/ZDI-26-105/enisa_euvd
- https://access.redhat.com/security/cve/CVE-2026-2033nvd
- https://bugzilla.redhat.com/show_bug.cgi?id=2441508nvd
- https://github.com/mlflow/mlflow/pull/19260nvd
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