Improper Authorization in GitLab Enterprise Edition - CVE-2026-19228

 

Improper Authorization in GitLab Enterprise Edition - CVE-2026-19228

Published: August 13, 2026


Vulnerability identifier: #VU142365
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-19228
CWE-ID: CWE-285
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote user to attribute AI usage to another namespace.

The vulnerability exists due to improper access control in Duo Workflow Service when processing identity information supplied in requests. A remote user can supply crafted identity information to attribute AI usage to another namespace.


Affected software

GitLab Enterprise Edition

How to mitigate CVE-2026-19228

Install security update from vendor's website.

GitLab Enterprise Edition - addressed in versions 19.1.4, 19.2.2

External References

Related Security Bulletins