id: PYSEC-2026-1646
published: "2026-07-07T14:34:58.736545Z"
modified: "2026-07-07T17:24:42.389617Z"
aliases:
- CVE-2025-1473
- GHSA-969w-gqqr-g6j3
summary: MLflow Cross-Site Request Forgery (CSRF) vulnerability
details: A Cross-Site Request Forgery (CSRF) vulnerability exists in the Signup feature of mlflow/mlflow versions 2.17.0 to 2.20.1. This vulnerability allows an attacker to create a new account, which may be used to perform unauthorized actions on behalf of the malicious user.
affected:
- package:
    name: mlflow
    ecosystem: PyPI
    purl: pkg:pypi/mlflow
  ranges:
  - type: ECOSYSTEM
    events:
    - introduced: 2.17.0
    - fixed: 2.20.3
  versions:
  - 2.17.0
  - 2.17.1
  - 2.17.2
  - 2.18.0
  - 2.18.0rc0
  - 2.19.0
  - 2.19.0rc0
  - 2.20.0
  - 2.20.0rc0
  - 2.20.1
  - 2.20.2
references:
- type: ADVISORY
  url: https://nvd.nist.gov/vuln/detail/CVE-2025-1473
- type: WEB
  url: https://github.com/mlflow/mlflow/commit/ecfa61cb43d3303589f3b5834fd95991c9706628
- type: PACKAGE
  url: https://github.com/mlflow/mlflow
- type: WEB
  url: https://huntr.com/bounties/43dc50b6-7d1e-41b9-9f97-f28809df1d45
- type: PACKAGE
  url: https://pypi.org/project/mlflow
- type: ADVISORY
  url: https://github.com/advisories/GHSA-969w-gqqr-g6j3
severity:
- type: CVSS_V3
  score: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N