What is CVE-2023-4011?

CVE-2023-4011 is a medium-severity vulnerability in GitLab, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 4.3/10. Published 2023-08-02.

How severe is CVE-2023-4011?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Resource exhaustion in GitLab

CVE-2023-4011

An issue has been discovered in GitLab EE affecting all versions from 15.11 prior to 16.2.2 which allows an attacker to spike the resource consumption resulting in DoS.

Published 2023-08-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.008 (54.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

GitLab — versions 15.11

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

gitlab.com/gitlab-org/gitlab/-/issues/409367 (issue-tracking, permissions-required, Broken Link)

Frequently asked questions

What is CVE-2023-4011?: CVE-2023-4011 is a medium-severity vulnerability in GitLab, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 4.3/10. Published 2023-08-02.
How severe is CVE-2023-4011?: Medium severity. CVSS v3 base score is 4.3 out of 10.