CVE-2025-3396

Name: CVE-2025-3396
Creator: NVD / NIST
Published: 2025-07-10T09:15:29.98+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 0.29%

Last modified Jun 17, 2026

CVE-2025-3396 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. An issue has been discovered in GitLab EE affecting all versions from 13.3 before 17.11.6, 18.0 before 18.0.4, and 18.1 before 18.1.2 that could have allowed authenticated project owners to bypass group-level forking restrictions by manipulating API requests.. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

Description

An issue has been discovered in GitLab EE affecting all versions from 13.3 before 17.11.6, 18.0 before 18.0.4, and 18.1 before 18.1.2 that could have allowed authenticated project owners to bypass group-level forking restrictions by manipulating API requests.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

0.29%

21.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 13.3.0, < 17.11.6
Gitlab	Gitlab	>= 18.0.0, < 18.0.4
Gitlab	Gitlab	>= 18.1.0, < 18.1.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/534636Broken Link
https://hackerone.com/reports/3079956Permissions Required

Timeline

Published: Jul 10, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-3396?

How severe is CVE-2025-3396?

CVE-2025-3396 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.

How do I fix CVE-2025-3396?

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-2025-3396?

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

Scan your code now

Source: NVD / NIST