CVE-2021-22171

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    CVE-2021-22171

    Published: 15 Jan 2021Last Modified: 27 Aug 2026

    Summary:

    Details: Insufficient validation of authentication parameters in GitLab Pages for GitLab 11.5+ allows an attacker to steal a victim's API token if they click on a maliciously crafted link

    References: https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22171.json, https://gitlab.com/gitlab-org/gitlab-pages/-/issues/262, https://hackerone.com/reports/718460

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- cb71fca38c3de0c212685f97a46ee8426f63d301
    Fixed -06fb068aba3228f300966c8b178bc8ab6d7d1149

    Affected versions

    v13.7.1-ee
    v13.7.0-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-2021-22171 | CVE-DB