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CVE-2025-10871

HIGHCVSS 7.2/10EPSS 0.35%

Last modified

CVE-2025-10871 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. An issue has been discovered in GitLab EE affecting all versions from 16.6 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1. Project Maintainers can exploit a vulnerability where they can assign custom roles to users with permissions exceeding their own, effectively granting themselves elevated privileges.. EPSS estimates a 0.35% chance of exploitation in the next 30 days.

Description

An issue has been discovered in GitLab EE affecting all versions from 16.6 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1. Project Maintainers can exploit a vulnerability where they can assign custom roles to users with permissions exceeding their own, effectively granting themselves elevated privileges.

Metrics

CVSS 3.1
7.2/10

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

EPSS Probability
0.35%

27.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GitlabGitlab>= 16.6.0, < 18.2.7
GitlabGitlab>= 18.3.0, < 18.3.3
GitlabGitlab18.4.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-10871?
An issue has been discovered in GitLab EE affecting all versions from 16.6 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1. Project Maintainers can exploit a vulnerability where they can assign custom roles to users with permissions exceeding their own, effectively granting themselves elevated privileges.
How severe is CVE-2025-10871?
CVE-2025-10871 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.
How do I fix CVE-2025-10871?
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-2025-10871?

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

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Source: NVD / NIST