CVE-2017-12158

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    CVE-2017-12158

    Published: 26 Oct 2017Last Modified: 10 Mar 2026

    Summary:

    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: , http://www.securityfocus.com/bid/101618, 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

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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