Vulnerability in GitLab

CVE-2023-3115

An issue has been discovered in GitLab EE affecting all versions affecting all versions from 11.11 prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1. Single Sign On restrictions were not correctly enforced for indirect project members accessing public members-only project repositories.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-3115: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

  • GitLab — versions 16.4, 11.11, 16.4.0

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-3115?
CVE-2023-3115 is a medium-severity vulnerability in GitLab, classified under CWE-286. CVSS score: 5.4/10. Published 2023-09-29.
How severe is CVE-2023-3115?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2023-3115 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.