CVE-2025-5121

Name: CVE-2025-5121
Creator: NVD / NIST
Published: 2025-06-20T18:15:28.913+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.9/10EPSS 6.53%

Last modified Jun 17, 2026

CVE-2025-5121 is a critical-severity vulnerability rated 9.9/10 on the CVSS scale. An issue has been discovered in GitLab CE/EE affecting all versions from 17.11 before 17.11.4 and 18.0 before 18.0.2. A missing authorization check may have allowed compliance frameworks to be applied to projects outside the compliance framework's group.. EPSS estimates a 6.53% chance of exploitation in the next 30 days.

Description

An issue has been discovered in GitLab CE/EE affecting all versions from 17.11 before 17.11.4 and 18.0 before 18.0.2. A missing authorization check may have allowed compliance frameworks to be applied to projects outside the compliance framework's group.

Metrics

CVSS 3.1

9.9/10

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

EPSS Probability

6.53%

92.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-862

Affected Software

Vendor	Product	Versions
Gitlab	Gitlab	>= 17.11.0, < 17.11.4
Gitlab	Gitlab	>= 18.0.0, < 18.0.2

References

https://gitlab.com/gitlab-org/gitlab/-/issues/545429Broken Link
https://hackerone.com/reports/3153908Permissions Required

Timeline

Published: Jun 20, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-5121?

How severe is CVE-2025-5121?

CVE-2025-5121 has a CVSS score of 9.9/10 (CRITICAL severity). The EPSS model estimates a 6.53% probability of exploitation in the next 30 days.

How do I fix CVE-2025-5121?

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-2025-5121?

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

Scan your code now

Source: NVD / NIST