Name: CVE-2021-39941: Exposure of Sensitive Information to an Unauthorized Actor
Published: 2021-12-13T00:00:00.000Z
Keywords: CVE, CVE-2021-39941, CWE-200, CVSS 3.7, EPSS 0.01182

An information disclosure vulnerability in GitLab CE/EE versions 12.0 to 14.3.6, 14.4 to 14.4.4, and 14.5 to 14.5.2 allowed non-project members to see the default branch name for projects that restrict access to the repository to project members

CVSS Details

CVSS 3.1 Base Score: 3.7
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Arch Linux	View advisory ↗View advisory ↗View advisory ↗View advisory ↗View advisory ↗	arch-linux-upgrade-latest	Jul 11, 2025	Dec 13, 2021
Freebsd	View advisory ↗	freebsd-upgrade-package-gitlab-ce	Nov 4, 2022	Dec 7, 2021
Gitlab Gitlab	View advisory ↗View advisory ↗View advisory ↗View advisory ↗	gitlab-gitlab-upgrade-latest	Apr 22, 2025	Dec 13, 2021

Prioritise with Active Threat Intelligence

With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.

Explore Intelligence Hub