Authorization Flaw in GitLab EE Affects Multiple Versions
CVE-2025-13781

6.5MEDIUM

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
9 January 2026

What is CVE-2025-13781?

GitLab EE has been found to contain a vulnerability that allows an authenticated user to modify instance-wide AI feature provider settings. This issue arises from missing authorization checks in GraphQL mutations, potentially allowing users to interfere with critical configurations. The vulnerability impacts several versions prior to specified patches and highlights the importance of stringent access control mechanisms.

Affected Version(s)

GitLab 18.5 < 18.5.5

GitLab 18.6 < 18.6.3

GitLab 18.7 < 18.7.1

References

https://gitlab.com/gitlab-org/gitlab/-/issues/578756
issue-trackingpermissions-required
https://hackerone.com/reports/3400940
technical-descriptionexploitpermissions-required
https://about.gitlab.com/releases/2026/01/07/patch-releas...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thanks [pwnie](https://hackerone.com/pwnie) for reporting this vulnerability through our HackerOne bug bounty program
JSON
.