Reliance on Untrusted Inputs in a Security Decision in GitLab

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-105458
StatePUBLISHED
AssignerGitLab
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-10-13 02:16:56 UTC
Updated2026-10-14 14:10:17 UTC
DescriptionGitLab 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.

Risk And Classification

Primary CVSS: v3.1 4.3 MEDIUM from [email protected]

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

Problem Types: CWE-807 | CWE-807 CWE-807: Reliance on Untrusted Inputs in a Security Decision

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
3.1CNACVSS4.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gitlab Gitlab All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA GitLab GitLab affected 19.1 19.2.8 semver Not specified
CNA GitLab GitLab affected 19.3 19.3.5 semver Not specified
CNA GitLab GitLab affected 19.4 19.4.2 semver Not specified

References

ReferenceSourceLinkTags
docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released [email protected] docs.gitlab.com Release Notes, Vendor Advisory
gitlab.com/gitlab-org/gitlab/-/work_items/627711 [email protected] gitlab.com Issue Tracking
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: This vulnerability has been discovered internally by a GitLab team member Rahul Barnwal. (en)

Additional Advisory Data

Solutions

CNA: Upgrade to versions 19.2.8, 19.3.5, 19.4.2 or above.

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