MLFlow Creates a Temporary File With Insecure Permissions

In mlflow/mlflow versions prior to 3.11.0, the getorcreatenfstmpdir function in mlflow/utils/fileutils.py creates temporary directories with world-writable permissions 0o777, and the createmodeldownloadingtmpdir function in mlflow/pyfunc/init.py creates directories with group-writable permissions...

ai-24sea (1.1.0), aiops-ml (>=1.0.0, <=1.0.1) +66 more potentially affected by CVE-2025-10279 +1 more via mlflow (>=3.0.0rc2, <=3.10.1)

mlflow PYPI version =3.0.0rc2, =1.0.0, =0.3.1, =1.1.0b1, =0.0.1, =1.0.17.1, =1.23.0, =0.1.0, =0.1.0, =0.0.1rc1, =2.5.0, =0.2.1, =0.7.0 and more Source cves: CVE-2025-10279, CVE-2026-4137 Source advisory: SNYK:PYTHON-MLFLOW-16756601...

EUVD-2026-30807

In mlflow/mlflow versions prior to 3.11.0, the getorcreatenfstmpdir function in mlflow/utils/fileutils.py creates temporary directories with world-writable permissions 0o777, and the createmodeldownloadingtmpdir function in mlflow/pyfunc/init.py creates directories with group-writable permissions...

CVE-2025-10279 Privilege Escalation in mlflow/mlflow

In mlflow version 2.20.3, the temporary directory used for creating Python virtual environments is assigned insecure world-writable permissions 0o777. This vulnerability allows an attacker with write access to the /tmp directory to exploit a race condition and overwrite .py files in the virtual...