CVE-2026-33866Authorization Bypass in MLflow AJAX Endpoint

Descripción

MLflow is vulnerable to an authorization bypass affecting the AJAX endpoint used to download saved model artifacts. Due to missing access‑control validation, a user without permissions to a given experiment can directly query this endpoint and retrieve model artifacts they are not authorized to access. This issue affects MLflow version through 3.10.1

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• https://github.com/mlflow/mlflow/pull/21708 patchIssue TrackingPatch
• https://cert.pl/en/posts/2026/04/CVE-2026-33865/ third-party-advisoryThird Party Advisory
• https://afine.com/blogs/attacking-mlflow-how-ml-artifacts-become-attack-vectors exploittechnical-descriptionExploitThird Party Advisory