CVE-2026-3035

GitLab has remediated an issue in GitLab EE affecting all versions from 11.3 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user with project Maintainer permissions could have accessed the terminal of a protected environment they were not authorized to use due to improper authorization checks.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-3-1-released/	Release Notes Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/591189	Issue Tracking Vendor Advisory
https://hackerone.com/reports/3529751	Permissions Required Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:19.3.0::::enterprise:::

History

No history.

Information

Published : 2026-08-26 14:17

Updated : 2026-08-31 15:42

NVD link : CVE-2026-3035

Mitre link : CVE-2026-3035

CVE.ORG link : CVE-2026-3035

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-288

Authentication Bypass Using an Alternate Path or Channel

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