CLEANSTART-2026-CX04394

    Dashboard / Vulnerabilities / CLEANSTART-2026-CX04394

    CLEANSTART-2026-CX04394

    Published: 30 Oct 2026Last Modified: 31 Oct 2026
    Upstream:
    CVE-2017-12158

    Summary: It was found that Keycloak would accept a HOST header URL in the admin console and use it to determine web resource locations

    Details: Security vulnerability affects the keycloak package. It was found that Keycloak would accept a HOST header URL in the admin console and use it to determine web resource locations.

    References: https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-CX04394.json, https://osv.dev/vulnerability/CVE-2017-12158, https://nvd.nist.gov/vuln/detail/CVE-2017-12158

    Affected packages

    Package

    Name: keycloak

    Purl: pkg:apk/cleanstart/keycloak

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -26.5.0-r1

    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
    CLEANSTART-2026-CX04394 | CVE-DB