What is CVE-2026-2652?

CVE-2026-2652 is a high-severity vulnerability in Lfprojects Mlflow, classified under Authentication Bypass by Primary Weakness. CVSS score: 8.6/10. Published 2026-05-15.

How severe is CVE-2026-2652?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Lfprojects Mlflow

CVE-2026-2652

A vulnerability in mlflow/mlflow versions 3.9.0 and earlier allows unauthenticated access to certain FastAPI routes when the server is started with authentication enabled (`--app-name basic-auth`) and served via uvicorn (ASGI). The FastAPI…

EPSS: 0.002 (35.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L.

Affected products

Lfprojects Mlflow
Mlflow Mlflow/mlflow — versions unspecified

Weakness classification (CWE)

CWE-305 — Authentication Bypass by Primary Weakness

References

security@huntr.dev (Exploit, Third Party Advisory, Mitigation)
security@huntr.dev (Patch)

Frequently asked questions

What is CVE-2026-2652?: CVE-2026-2652 is a high-severity vulnerability in Lfprojects Mlflow, classified under Authentication Bypass by Primary Weakness. CVSS score: 8.6/10. Published 2026-05-15.
How severe is CVE-2026-2652?: High severity. CVSS v3 base score is 8.6 out of 10.