What is CVE-2023-6940?

CVE-2023-6940 is a high-severity vulnerability in Lfprojects Mlflow, classified under Command Injection. CVSS score: 8.8/10. Published 2023-12-19.

How severe is CVE-2023-6940?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Lfprojects Mlflow

CVE-2023-6940

with only one user interaction(download a malicious config), attackers can gain full command execution on the victim system.

Vulnerability class: Command Injection (OS Command Injection)

Published 2023-12-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (67.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Lfprojects Mlflow
Mlflow Mlflow/mlflow — versions unspecified

Weakness classification (CWE)

CWE-77 — Command Injection

References

huntr.com/bounties/c6f59480-ce47-4f78-a3dc-4bd8ca15029c (Third Party Advisory)
github.com/mlflow/mlflow/commit/5139b1087d686fa52e2b087e09da66aff86297b1 (Patch)

Frequently asked questions

What is CVE-2023-6940?: CVE-2023-6940 is a high-severity vulnerability in Lfprojects Mlflow, classified under Command Injection. CVSS score: 8.8/10. Published 2023-12-19.
How severe is CVE-2023-6940?: High severity. CVSS v3 base score is 8.8 out of 10.