CVE-2026-2726

Published: Mar 25, 2026 Last Modified: Mar 25, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 4,3
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: low
Availability: none

Description

AI Translation Available

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to perform unauthorized actions on merge requests in other projects due to improper access control during cross-repository operations.

863

Incorrect Authorization

Incomplete
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Access Control Availability
Potential Impacts:
Read Application Data Read Files Or Directories Modify Application Data Modify Files Or Directories Gain Privileges Or Assume Identity Bypass Protection Mechanism Execute Unauthorized Code Or Commands Dos: Crash, Exit, Or Restart Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Dos: Resource Consumption (Other)
Applicable Platforms
Technologies: Database Server, Not Technology-Specific, Web Server
Likelihood of Exploit: High
View CWE Details
https://about.gitlab.com/releases/2026/03/25/patch-release-…
https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-relea…
https://gitlab.com/gitlab-org/gitlab/-/work_items/590717
https://gitlab.com/gitlab-org/gitlab/-/work_items/590717
https://hackerone.com/reports/3543886
https://hackerone.com/reports/3543886