CVE-2021-42567

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    CVE-2021-42567

    Published: 7 Dec 2021Last Modified: 9 Jul 2026

    Summary:

    Details: Apereo CAS through 6.4.1 allows XSS via POST requests sent to the REST API endpoints.

    References: https://github.com/apereo/cas/releases, https://apereo.github.io/2021/10/18/restvuln/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- d930aeac61a911fbde6db6bbce244d22086b996d
    Fixed -8be70c8ee43f1a90738fe189b98b2366b9c256b2

    Affected versions

    v6.4.1
    v6.4.0

    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-2021-42567 | CVE-DB