| Component | MLflow |
| Severity | critical (CVSS 9.8) |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Published (NVD) | 2023-12-20 |
| Last modified | 2026-06-17 |
| Affected versions | < 2.9.2 |
| Fixed in | 2.9.2 |
| Weakness | CWE-918 |
| CISA KEV | not listed |
NVD description
A malicious user could use this issue to access internal HTTP(s) servers and in the worst case (ie: aws instance) it could be abuse to get a remote code execution on the victim machine.
What to do
- Upgrade MLflow to
2.9.2or later. - Do not expose the component's API or UI to the internet without authentication in front of it.
Sources
- NVD: CVE-2023-6974
- https://github.com/mlflow/mlflow/commit/8174250f83352a04c2d42079f414759060458555
- https://huntr.com/bounties/438b0524-da0e-4d08-976a-6f270c688393