CVE-2025-14279: PYSEC-2026-1656 - MLFlow is vulnerable to DNS rebinding attacks due to a lack of Origin header validation

CVE-2025-14279 · Severity: low · CVSS 3 · Published 2026-07-07

MLFlow is vulnerable to DNS rebinding attacks due to a lack of Origin header validation

Technologies: mlflow (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2025-14279 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2025-14279 being exploited in the wild.
How severe is CVE-2025-14279?
Low severity, with a CVSS score of 3, published 7 July 2026.
Which products and versions are affected?
mlflow (PyPI) ECOSYSTEM:introduced=0,fixed=3.5.0.
Is there a fix for CVE-2025-14279?
Yes. mlflow (PyPI): upgrade to 3.5.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2025-14279?
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.

How to fix

  • mlflow (PyPI): upgrade to 3.5.0 or later
    pip install "mlflow>=3.5.0"

Affected products

  • mlflow (PyPI) ECOSYSTEM:introduced=0,fixed=3.5.0

Identifiers

  • CVE-2025-14279
  • GHSA-pgqp-8h46-6x4j
  • PYSEC-2026-1656

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