GHSA-262p-fj3f-xh7v

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    GHSA-262p-fj3f-xh7v

    Published: 26 Jun 2026Last Modified: 3 Nov 2026

    Summary: Apache Kerby has a bypass the Kerberos pre-authentication check

    Details: It is possible to bypass the Kerberos pre-authentication check in Apache Kerby by sending a PA-DATA with an unrecognized or unsupported type. Users are recommended to upgrade to version 2.1.2, which fixes this issue.

    References: https://nvd.nist.gov/vuln/detail/CVE-2026-57915, https://github.com/apache/directory-kerby/commit/995fa59fac53f8e2e6fb987e0e29a5ae3a4bbf38, https://access.redhat.com/security/cve/CVE-2026-57915, https://bugzilla.redhat.com/show_bug.cgi?id=2493407, https://github.com/apache/directory-kerby, https://github.com/apache/directory-kerby/releases/tag/kerby-all-2.1.2, https://lists.apache.org/thread/1y3glgh3kzwoxo5m2lq504cjlh1dsrfh, https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-57915.json, http://www.openwall.com/lists/oss-security/2026/06/26/8

    Affected packages

    Package

    Name: org.apache.kerby:kerb-server

    Purl: pkg:maven/org.apache.kerby/kerb-server

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.1.2

    Affected versions

    1.0.0
    1.0.0-RC1
    1.0.0-RC2
    1.0.1

    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
    GHSA-262p-fj3f-xh7v | CVE-DB