What is CVE-2023-6909?

CVE-2023-6909 is a high-severity vulnerability in Lfprojects Mlflow, classified under CWE-29. CVSS score: 7.5/10. Published 2023-12-18.

How severe is CVE-2023-6909?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Lfprojects Mlflow

CVE-2023-6909

Path Traversal: '\..\filename' in GitHub repository mlflow/mlflow prior to 2.9.2.

Published 2023-12-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.897 (99.8th percentile), scored 2026-10-15.

High probability of exploitation in the next 30 days — patch promptly. 100th percentile — 99.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.897 · newest: 0.897 · change: 0.000

Affected products

Lfprojects Mlflow
Mlflow Mlflow/mlflow — versions unspecified

Weakness classification (CWE)

CWE-29

References

huntr.com/bounties/11209efb-0f84-482f-add0-587ea6b7e850 (Exploit, Patch, Third Party Advisory)
github.com/mlflow/mlflow/commit/1da75dfcecd4d169e34809ade55748384e8af6c1 (Patch)

Frequently asked questions

What is CVE-2023-6909?: CVE-2023-6909 is a high-severity vulnerability in Lfprojects Mlflow, classified under CWE-29. CVSS score: 7.5/10. Published 2023-12-18.
How severe is CVE-2023-6909?: High severity. CVSS v3 base score is 7.5 out of 10.