MLflow Weak Password Requirements Authentication Bypass Vulnerability (MLflow MLflow)
At a glance
- Source
- NVD
- EPSS
- EPSS 1.44 % · percentile 73 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- zdi
- NVD status
- Analyzed
Description
MLflow Weak Password Requirements Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of MLflow. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of passwords. The issue results from weak password requirements. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-26916.
Weaknesses (CWE)
- CWE-521 — Weak Password Requirements
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | HIGH 8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H | zdi |
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 3.0 | HIGH 8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · zdi-disclosures@trendmicro.com (Secondary) |
Advisories
- GHSA-6xj8-rrqx-r4cv — MLflow Weak Password Requirements Authentication Bypass Vulnerability
- PYSEC-2026-1642 — MLflow Weak Password Requirements Authentication Bypass Vulnerability
European references
- ENISA EUVD · EUVD-2025-36706
- GCVE · GCVE-0-2025-11200
Affected configurations (NVD CPE)
cpe:2.3:a:lfprojects:mlflow:*:*:*:*:*:*:*:*≤ 2.21.0
Affected products
| Product | Versions |
|---|---|
| MLflow · MLflow | affected 2.21.0 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |