{"id":"PYSEC-2026-649","summary":"OpenStack Identity Keystone is vulnerable to Block delegation escalation of privilege","details":"OpenStack Identity (Keystone) before 2013.2.4, 2014.1 before 2014.1.2, and Juno before Juno-2 does not properly handle chained delegation, which allows remote authenticated users to gain privileges by leveraging a (1) trust or (2) OAuth token with impersonation enabled to create a new token with additional roles.","aliases":["CVE-2014-3476","GHSA-274v-r947-v34r"],"modified":"2026-07-06T08:00:46.215644054Z","published":"2026-07-02T14:13:23.805823Z","references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2014-3476"},{"type":"WEB","url":"https://bugs.launchpad.net/keystone/+bug/1324592"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2014-06/msg00031.html"},{"type":"WEB","url":"http://secunia.com/advisories/57886"},{"type":"WEB","url":"http://secunia.com/advisories/59547"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2014/06/12/3"},{"type":"WEB","url":"http://www.securityfocus.com/bid/68026"},{"type":"PACKAGE","url":"https://pypi.org/project/keystone"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-274v-r947-v34r"}],"affected":[{"package":{"name":"keystone","ecosystem":"PyPI","purl":"pkg:pypi/keystone"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0.0a0"}]}],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/keystone/PYSEC-2026-649.yaml"}}],"schema_version":"1.7.5"}