CVE-2026-3607

Name: CVE-2026-3607
Creator: NVD / NIST
Published: 2026-05-14T06:16:22.79+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.23%

Last modified Jun 17, 2026

CVE-2026-3607 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with developer-role permissions to bypass package protection rules due to improper access control.. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with developer-role permissions to bypass package protection rules due to improper access control.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.23%

13.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1280

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 18.3.0, < 18.9.7
Gitlab	Gitlab	>= 18.10.0, < 18.10.6
Gitlab	Gitlab	>= 18.11.0, < 18.11.3

References

https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/Release Notes
https://gitlab.com/gitlab-org/gitlab/-/work_items/592466Broken Link
https://hackerone.com/reports/3586233Permissions Required

Timeline

Published: May 14, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-3607?

How severe is CVE-2026-3607?

CVE-2026-3607 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.

How do I fix CVE-2026-3607?

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-2026-3607?

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

Scan your code now

Source: NVD / NIST