PYSEC-2026-833

    Dashboard / Vulnerabilities / PYSEC-2026-833

    PYSEC-2026-833

    Published: 6 Jul 2026Last Modified: 7 Jul 2026

    Summary: OpenStack Keystone does not invalidate existing tokens when granting or revoking roles

    Details: OpenStack Keystone before 2012.1.3 does not invalidate existing tokens when granting or revoking roles, which allows remote authenticated users to retain the privileges of the revoked roles.

    References: https://nvd.nist.gov/vuln/detail/CVE-2012-4413, https://access.redhat.com/errata/RHSA-2012:1378, https://access.redhat.com/security/cve/CVE-2012-4413, https://bugs.launchpad.net/keystone/+bug/1041396, https://bugzilla.redhat.com/show_bug.cgi?id=855491, https://exchange.xforce.ibmcloud.com/vulnerabilities/78478, https://opendev.org/openstack/keystone, https://review.opendev.org/c/openstack/keystone/+/12870, https://web.archive.org/web/20121114023848/http://www.securityfocus.com/bid/55524, http://github.com/openstack/keystone/commit/58ac6691a21675be9e2ffb0f84a05fc3cd4d2e2e, http://www.openwall.com/lists/oss-security/2012/09/12/7, http://www.ubuntu.com/usn/USN-1564-1, https://pypi.org/project/keystone, https://github.com/advisories/GHSA-mrxv-65rv-6hxq

    Affected packages

    Package

    Name: keystone

    Purl: pkg:pypi/keystone

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2012.1.3

    Affected versions

    12.0.2
    12.0.3

    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