Vulnerability in Lfprojects Mlflow

CVE-2026-2611

In MLflow version 3.9.0, the MLflow Assistant feature introduced improper origin validation in its /ajax-api endpoints. This vulnerability allows a remote attacker to exploit cross-origin requests from a malicious webpage to interact with…

EPSS: 0.000 (11.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-2611?
CVE-2026-2611 is a critical-severity vulnerability in Lfprojects Mlflow, classified under Origin Validation Error. CVSS score: 9.6/10. Published 2026-05-19.
How severe is CVE-2026-2611?
Critical severity. CVSS v3 base score is 9.6 out of 10.