CVE-2023-3511

Name: CVE-2023-3511
Creator: NVD / NIST
Published: 2023-12-15T16:15:43.053+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.5/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2023-3511 is a low-severity vulnerability rated 3.5/10 on the CVSS scale. An issue has been discovered in GitLab EE affecting all versions starting from 8.17 before 16.4.4, all versions starting from 16.5 before 16.5.4, all versions starting from 16.6 before 16.6.2. It was possible for auditor users to fork and submit merge requests to private projects they're not a member of.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

An issue has been discovered in GitLab EE affecting all versions starting from 8.17 before 16.4.4, all versions starting from 16.5 before 16.5.4, all versions starting from 16.6 before 16.6.2. It was possible for auditor users to fork and submit merge requests to private projects they're not a member of.

Metrics

CVSS 3.1

3.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

EPSS Probability

0.40%

31.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 8.17, < 16.4.4
Gitlab	Gitlab	>= 16.5, < 16.5.4
Gitlab	Gitlab	>= 16.6, < 16.6.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/416961Broken Link
https://hackerone.com/reports/2046752Permissions Required
https://gitlab.com/gitlab-org/gitlab/-/issues/416961Broken Link
https://hackerone.com/reports/2046752Permissions Required

Timeline

Published: Dec 15, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-3511?

How severe is CVE-2023-3511?

CVE-2023-3511 has a CVSS score of 3.5/10 (LOW severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2023-3511?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-3511?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST