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AI agent vulnerability · MLflow

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

highCVSS 3.0 8.1GHSA-pgqp-8h46-6x4j

MLFlow versions up to and including 3.4.0 are vulnerable to DNS rebinding attacks due to a lack of Origin header validation in the MLFlow REST server. This vulnerability allows malicious websites to bypass Same-Origin Policy protections and execute unauthorized calls against REST endpoints.

Published Jan 12, 2026 · Updated Jan 13, 2026

Affected packages

mlflow

Ecosystem
PyPI
Affected
< 3.5.0
Fixed in
3.5.0
Check
pip show mlflow

Advisory details

From the GitHub Advisory Database (CC BY 4.0).

MLFlow versions up to and including 3.4.0 are vulnerable to DNS rebinding attacks due to a lack of Origin header validation in the MLFlow REST server. This vulnerability allows malicious websites to bypass Same-Origin Policy protections and execute unauthorized calls against REST endpoints. An attacker can query, update, and delete experiments via the affected endpoints, leading to potential data exfiltration, destruction, or manipulation. The issue is resolved in version 3.5.0.

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

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