CVE-2023-3509

Name: CVE-2023-3509
Creator: NVD / NIST
Published: 2024-02-21T23:15:08.223+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.32%

Last modified Jun 17, 2026

CVE-2023-3509 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. An issue has been discovered in GitLab affecting all versions before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. It was possible for group members with sub-maintainer role to change the title of privately accessible deploy keys associated with projects in the group.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

An issue has been discovered in GitLab affecting all versions before 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. It was possible for group members with sub-maintainer role to change the title of privately accessible deploy keys associated with projects in the group.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.32%

23.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	<= 16.7.6
Gitlab	Gitlab	>= 16.8.0, <= 16.8.3
Gitlab	Gitlab	16.9.0

References

https://gitlab.com/gitlab-org/gitlab/-/issues/416945Broken Link, Permissions Required
https://hackerone.com/reports/2037814Permissions Required
https://gitlab.com/gitlab-org/gitlab/-/issues/416945Broken Link, Permissions Required
https://hackerone.com/reports/2037814Permissions Required

Timeline

Published: Feb 21, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-3509?

How severe is CVE-2023-3509?

CVE-2023-3509 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2023-3509?

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-2023-3509?

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

Scan your code now

Source: NVD / NIST