BIT-elk-2026-78595

    Dashboard / Vulnerabilities / BIT-elk-2026-78595

    BIT-elk-2026-78595

    Published: 9 Sept 2026Last Modified: 9 Sept 2026

    Summary: Missing Authorization in Kibana Fleet Plugin Leading to Cross-Space Agent Data Disclosure

    Details: Missing Authorization in Kibana Leading to Information Disclosure / Missing Authorization (CWE-862) in the Kibana Fleet feature can lead to information disclosure via Privilege Abuse (CAPEC-122). An authenticated user holding read-level Fleet agent privileges in one Kibana space could enumerate agent metadata and access diagnostic content belonging to agents enrolled in other Kibana spaces.

    References: https://discuss.elastic.co/t/kibana-9-4-6-9-5-3-security-update-esa-2026-153/390160, https://nvd.nist.gov/vuln/detail/CVE-2026-78595

    Affected packages

    Package

    Name: elk

    Purl: pkg:bitnami/elk

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 9.1.0
    Fixed -9.4.6

    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
    BIT-elk-2026-78595 | CVE-DB