HIGH8.8

PYSEC-2026-1663

MLFlow unsafe deserialization

Details

Deserialization of untrusted data can occur in versions of the MLflow platform running version 1.24.0 or newer, enabling a maliciously uploaded pmdarima model to run arbitrary code on an end user’s system when interacted with.

Are you affected?

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Affected packages

PyPI/mlflow

Introduced in: 1.24.0

No fixed version published yet for mlflow (pip). Pin to a known-safe version or switch to an alternative.

References

https://nvd.nist.gov/vuln/detail/CVE-2024-37055[ADVISORY]
https://github.com/mlflow/mlflow[PACKAGE]
https://hiddenlayer.com/sai-security-advisory/mlflow-june2024[WEB]
https://pypi.org/project/mlflow[PACKAGE]
https://github.com/advisories/GHSA-x38x-g6gr-jqff[ADVISORY]