MLflow up to 3.14.x LogInputs mlflow/server/auth privileges management

Summaryinfo

A vulnerability was found in MLflow up to 3.14.x. It has been rated as problematic. This issue affects some unknown processing of the file mlflow/server/auth of the component LogInputs. Performing a manipulation results in privileges management. This vulnerability is identified as CVE-2026-69146. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in MLflow up to 3.14.x. It has been classified as problematic. This affects an unknown function of the file mlflow/server/auth of the component LogInputs. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on integrity. The summary by CVE is:

MLflow is an open source AI engineering platform for agents, large language models, and machine learning models. From 3.13.0 until 3.15.0, LogInputs is absent from BEFORE_REQUEST_HANDLERS in the mlflow/server/auth package, allowing any authenticated user to call POST /api/2.0/mlflow/runs/log-inputs for another user's run_id and inject attacker-controlled DatasetInput records into the dataset_inputs lineage metadata without UPDATE permission. This issue is fixed in version 3.15.0.

The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-69146 since 08/03/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 3.15.0 eliminates this vulnerability.

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Productinfo

Name

• MLflow

Version

• 3.0
• 3.1
• 3.2
• 3.3
• 3.4
• 3.5
• 3.6
• 3.7
• 3.8
• 3.9
• 3.10
• 3.11
• 3.12
• 3.13
• 3.14

Website

• Product: https://github.com/mlflow/mlflow/

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