Incorrect Authorization in GitLab

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-92874
StatePUBLISHED
AssignerGitLab
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-24 00:17:22 UTC
Updated2026-09-28 15:22:41 UTC
DescriptionGitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.3 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an authenticated user with an MCP-scoped token to perform actions beyond the intended scope of that token due to improper authorization checks.

Risk And Classification

Primary CVSS: v3.1 5.4 MEDIUM from [email protected]

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

EPSS: 0.001430000 probability, percentile 0.029760000 (date 2026-09-24)

Problem Types: CWE-863 | CWE-863 CWE-863: Incorrect Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary5.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
3.1CNACVSS5.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CVSS v3.1 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gitlab Gitlab All All All All
Application Gitlab Gitlab All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA GitLab GitLab affected 18.3 19.2.7 semver Not specified
CNA GitLab GitLab affected 19.3 19.3.3 semver Not specified
CNA GitLab GitLab affected 19.4 19.4.1 semver Not specified

References

ReferenceSourceLinkTags
docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released [email protected] docs.gitlab.com Release Notes, Vendor Advisory
gitlab.com/gitlab-org/gitlab/-/work_items/618614 [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 GitLab team member Amr Taha (en)

Additional Advisory Data

Solutions

CNA: Upgrade to versions 19.2.7, 19.3.3, 19.4.1 or above.

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