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    CVE-2015-7546

    The identity service in OpenStack Identity (Keystone) before 2015.1.3 (Kilo) and 8.0.x before 8.0.2 (Liberty) and keystonemiddleware (formerly python-keystoneclient) before 1.5.4 (Kilo) and Liberty before 2.3.3 does not properly invalidate authorization tokens when using the PKI or PKIZ token providers, which allows remote authenticated users to bypass intended access restrictions and gain access to cloud resources by manipulating byte fields within a revoked token.

    Published:Dec 15, 2015
    Last Modified:Apr 12, 2025
    EPS:Feb 3, 2016
    EPSS Score:0.00105
    CVSS Score:7.5

    Affected Products

    Vendor
    Openstack
    Product
    Keystone
    Vendor
    Openstack
    Product
    Keystonemiddleware
    Vendor
    Oracle
    Product
    Solaris

    Exploits

    No exploit reference

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    CVE-2026-43000 (CVSS 6) — An issue was discovered in OpenStack Keystone before 29.0.2. When combined with an application credential impe…
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    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