GHSA-v38p-mqq3-m6v5

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    GHSA-v38p-mqq3-m6v5

    Published: 13 May 2022Last Modified: 10 Sept 2026

    Summary: Keycloak Reflected XSS

    Details: It was found that Keycloak would accept a HOST header URL in the admin console and use it to determine web resource locations. An attacker could use this flaw against an authenticated user to attain reflected XSS via a malicious server.

    References: https://nvd.nist.gov/vuln/detail/CVE-2017-12158, https://access.redhat.com/errata/RHSA-2017:2904, https://access.redhat.com/errata/RHSA-2017:2905, https://access.redhat.com/errata/RHSA-2017:2906, https://bugzilla.redhat.com/show_bug.cgi?id=1489161, https://web.archive.org/web/20210124114020/http://www.securityfocus.com/bid/101618

    Affected packages

    Package

    Name: org.keycloak:keycloak-parent

    Purl: pkg:maven/org.keycloak/keycloak-parent

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.4.0

    Affected versions

    1.0-alpha-1

    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