🔐 CVE Alert

CVE-2026-105458

MEDIUM 4.3

Reliance on Untrusted Inputs in a Security Decision in GitLab

CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th

GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user holding a specific granular permission to obtain a GitLab Duo Agent Platform token that bypasses governance controls, due to reliance on untrusted input in a security decision.

CWE CWE-807
Vendor gitlab
Product gitlab
Ecosystems
Industries
Technology
Published Oct 13, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Affected Versions

GitLab / GitLab
19.1 < 19.2.8 19.3 < 19.3.5 19.4 < 19.4.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗
gitlab.com: https://gitlab.com/gitlab-org/gitlab/-/work_items/627711 docs.gitlab.com: https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/

Credits

This vulnerability has been discovered internally by a GitLab team member Rahul Barnwal.