Missing Authorization in GitLab

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-16494
StatePUBLISHED
AssignerGitLab
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-12 20:17:37 UTC
Updated2026-08-19 16:32:34 UTC
DescriptionGitLab 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 modify project settings restricted to higher-privileged roles, due to missing authorization checks on a project update endpoint.

Risk And Classification

Primary CVSS: v3.1 7.1 HIGH from [email protected]

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

EPSS: 0.003330000 probability, percentile 0.262260000 (date 2026-08-18)

Problem Types: CWE-862 | CWE-862 CWE-862: Missing Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7.1HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
3.1CNACVSS7.1HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L

CVSS v3.1 Breakdown

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

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

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 19.1.4 semver Not specified
CNA GitLab GitLab affected 19.2 19.2.2 semver Not specified

References

ReferenceSourceLinkTags
hackerone.com/reports/3775445 [email protected] hackerone.com Permissions Required
gitlab.com/gitlab-org/gitlab/-/work_items/606580 [email protected] gitlab.com Broken Link
docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released [email protected] docs.gitlab.com Release Notes
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: Thanks [3nvz](https://hackerone.com/3nvz) for reporting this vulnerability through our HackerOne bug bounty program (en)

Additional Advisory Data

Solutions

CNA: Upgrade to versions 19.1.4, 19.2.2 or above.

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