# CVE-2024-37053: PYSEC-2026-1636 - MLFlow unsafe deserialization

Source: https://junglewise.ai/threats/cve-2024-37053-mlflow-unsafe-deserialization  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-07-07  
License: CC BY 4.0 with a link back

CVE-2024-37053 · Severity: low · CVSS 3.1 · Published 2026-07-07

MLFlow unsafe deserialization

Technologies: [mlflow (PyPI)](https://junglewise.ai/threats/technologies/mlflow). Vendors: [PyPI](https://junglewise.ai/threats/vendors/pypi).

## Quick answers

**Is CVE-2024-37053 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2024-37053 being exploited in the wild.

**How severe is CVE-2024-37053?** Low severity, with a CVSS score of 3.1, published 7 July 2026.

**Which products and versions are affected?** mlflow (PyPI) ECOSYSTEM:introduced=1.1.0,last_affected=2.14.1.

**Is there a fix for CVE-2024-37053?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2024-37053?** Check whether you run mlflow (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- mlflow (PyPI) ECOSYSTEM:introduced=1.1.0,last_affected=2.14.1

## Identifiers

- CVE-2024-37053
- GHSA-43c4-9qgj-x742
- PYSEC-2026-1636

## Related threats

- [MLflow arbitrary code execution in third-party scorer deserialization](https://junglewise.ai/threats/cve-2026-116692-mlflow-is-an-open-source-ai-engineering-platform-for-agents)
- [MLflow credential leak in CrewAI autolog](https://junglewise.ai/threats/cve-2026-116691-mlflow-is-an-open-source-ai-engineering-platform-for-agents)
- [MLflow path traversal in prompt model version artifact access](https://junglewise.ai/threats/cve-2026-116690-mlflow-is-an-open-source-ai-engineering-platform-for-agents)
- [MLflow unsafe deserialization in scorer endpoints](https://junglewise.ai/threats/cve-2026-115886-mlflow-is-an-open-source-ai-engineering-platform-for-agents)
- [MLflow FileStore path traversal in trace storage](https://junglewise.ai/threats/cve-2026-53995-mlflow-3-17-1-and-earlier-contains-a-path-traversal-vulnerability)