CVE-2026-2726

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-2726
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.

4.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/ Release Notes Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/590717 Broken Link
https://hackerone.com/reports/3543886 Permissions Required
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:18.10.0:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:18.10.0:*:*:*:enterprise:*:*:*
History

26 Mar 2026, 18:30

Type Values Removed Values Added
First Time Gitlab
Gitlab gitlab
Summary
  • (es) GitLab ha remediado un problema en GitLab CE/EE que afecta a todas las versiones desde la 11.10 anterior a la 18.8.7, la 18.9 anterior a la 18.9.3, y la 18.10 anterior a la 18.10.1 que podría haber permitido a un usuario autenticado realizar acciones no autorizadas en solicitudes de fusión en otros proyectos debido a un control de acceso inadecuado durante operaciones entre repositorios.
References () https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/ - () https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/ - Release Notes, Vendor Advisory
References () https://gitlab.com/gitlab-org/gitlab/-/work_items/590717 - () https://gitlab.com/gitlab-org/gitlab/-/work_items/590717 - Broken Link
References () https://hackerone.com/reports/3543886 - () https://hackerone.com/reports/3543886 - Permissions Required
CPE cpe:2.3:a:gitlab:gitlab:18.10.0:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:gitlab:gitlab:18.10.0:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*

25 Mar 2026, 17:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-03-25 17:16

Updated : 2026-03-26 18:30

NVD link : CVE-2026-2726

Mitre link : CVE-2026-2726

CVE.ORG link : CVE-2026-2726

JSON object : View

Products Affected

gitlab

  • gitlab
CWE
CWE-863

Incorrect Authorization