CVE-2021-21640

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    CVE-2021-21640

    Published: 7 Apr 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Jenkins 2.286 and earlier, LTS 2.277.1 and earlier does not properly check that a newly created view has an allowed name, allowing attackers with View/Create permission to create views with invalid or already-used names.

    References: http://www.openwall.com/lists/oss-security/2021/04/07/2, https://www.jenkins.io/security/advisory/2021-04-07/#SECURITY-1871

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    jenkins-2.286

    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-2021-21640 | CVE-DB