CVE-2021-39941

    Dashboard / Vulnerabilities / CVE-2021-39941

    CVE-2021-39941

    Published: 13 Dec 2021Last Modified: 27 Aug 2026

    Summary:

    Details: 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

    References: https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39941.json, https://gitlab.com/gitlab-org/gitlab/-/issues/33864, https://hackerone.com/reports/706361

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 3b13818e8330f68625d80d9bf5d8049c41fbe197
    Fixed -057790c613dea428aa523357c333ced5433794ee

    Affected versions

    v14.5.1-ee
    v14.5.0-ee

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-39941 | CVE-DB