What is CVE-2023-1177?

CVE-2023-1177 is a critical-severity vulnerability in Lfprojects Mlflow, classified under CWE-29. CVSS score: 9.3/10. Published 2023-03-24.

How severe is CVE-2023-1177?

Critical severity. CVSS v3 base score is 9.3 out of 10.

Is CVE-2023-1177 known to be exploited?

23 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Path Traversal in Lfprojects Mlflow

CVE-2023-1177

Path Traversal: '\..\filename' in GitHub repository mlflow/mlflow prior to 2.2.1.

Published 2023-03-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N.

EPSS exploit prediction

EPSS: 0.697 (99.4th percentile), scored 2026-10-19.

High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.697 · newest: 0.697 · change: 0.000

Affected products

Lfprojects Mlflow
Mlflow Mlflow/mlflow — versions unspecified

Weakness classification (CWE)

Public proof-of-concept exploits

References

huntr.dev/bounties/1fe8f21a-c438-4cba-9add-e8a5dab94e28 (Exploit, Patch, Third Party Advisory)
github.com/mlflow/mlflow/pull/7891/commits/7162a50c654792c21f3e4a160eb1a0e6a34f… (Patch)

Frequently asked questions

What is CVE-2023-1177?: CVE-2023-1177 is a critical-severity vulnerability in Lfprojects Mlflow, classified under CWE-29. CVSS score: 9.3/10. Published 2023-03-24.
How severe is CVE-2023-1177?: Critical severity. CVSS v3 base score is 9.3 out of 10.
Is CVE-2023-1177 known to be exploited?: 23 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.