CVE-2026-2900

Missing Authorization in GitLab

Published: May 14, 2026Updated: May 16, 2026 Sources: CVE List NVD BDUCWE-862

2.7LOW

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 16.10 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that when instance-level approval rule editing prevention was enabled, could have allowed an authenticated user with Maintainer permissions to modify or delete project approval rules due to missing authorization checks.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:HPrivileges Required

High

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:NConfidentiality

None

I:LIntegrity

Low

A:NAvailability

None

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Weaknesses

CWE-862

Affected Products

GitLab

commercial·NLaka gitlab ce/ee

GitLabSaaSWeb App

DevTools & CI / ci-cd

GitLab Inc.

commercial·US

GitlabOn-premWeb App

DevTools & CI / source-control

and 1 more affected products View all →

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Initial Access

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References

https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/

about.gitlab.com

https://gitlab.com/gitlab-org/gitlab/-/work_items/590983

gitlab.com

https://hackerone.com/reports/3561092

hackerone.com

and 1 more references View all →

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