Improper access control in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2026-3074

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Main Vulnerability Database Vulnerabilities #VU131681

Improper access control in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2026-3074

Published: May 18, 2026


Vulnerability identifier: #VU131681
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-3074
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: GitLab, Inc
Affected software:
Gitlab Community Edition
GitLab Enterprise Edition

Detailed vulnerability description

The vulnerability allows a remote user to download private debugging symbols from inaccessible projects.

The vulnerability exists due to improper access control in NuGet Symbol Server when handling symbol download requests. A remote user can request private debugging symbols to download private debugging symbols from inaccessible projects.


How to mitigate CVE-2026-3074

Install security update from vendor's website.

Sources