High severity · published Aug 12, 2026
CVE-2026-19228
Authorization Bypass Through User-Controlled Key in GitLab
8.5
CVSS
0.4%
EPSS
No
On KEV
Description
GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.1.4 and 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user to cause AI usage to be attributed to another namespace, due to improper authorization of identity information supplied in requests.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
Low
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 29% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GI
GitLab · GitLab
19.1 before 19.1.4; 19.2 before 19.2.2 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-19228
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-19228
Release Notes
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released/
Broken Link
https://gitlab.com/gitlab-org/gitlab/-/work_items/603347
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