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CVE-2025-6601 Details

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 18.4 before 18.4.3, and 18.5 before 18.5.1 that under certain conditions could have allowed authenticated users to gain unauthorized project access by exploiting the access request approval workflow.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

CNA: [email protected]CVSS-B:2.7 LOWVector:CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://about.gitlab.com/releases/2025/10/22/patch-release-gitlab-18-5-1-released/	[email protected]	Release NotesVendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/551267	[email protected]	Broken Link
https://hackerone.com/reports/3209641	[email protected]	Permissions Required

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-840	Business Logic Errors	[email protected]

Affected Products

Product	Versions
gitlab gitlab	>= 18.4.0, < 18.4.3 18.5.0
CPE cpe:2.3:a:gitlab:gitlab:::::enterprise:::* cpe:2.3:a:gitlab:gitlab:18.5.0::::enterprise::: Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Oct 28, 2025	Reanalysis	[email protected]
Oct 28, 2025	Initial Analysis	[email protected]
Oct 27, 2025	New CVE Received	[email protected]