{"cve":"CVE-2012-3426","nvd":{"published":"2012-07-31T10:45:42.670","modified":"2026-06-16T23:43:12.157","status":"Modified","description":"OpenStack Keystone before 2012.1.1, as used in OpenStack Folsom before Folsom-1 and OpenStack Essex, does not properly implement token expiration, which allows remote authenticated users to bypass intended authorization restrictions by (1) creating new tokens through token chaining, (2) leveraging possession of a token for a disabled user account, or (3) leveraging possession of a token for an account with a changed password.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://github.com/openstack/keystone/commit/29e74e73a6e51cffc0371b32354558391826a4aa","http://github.com/openstack/keystone/commit/375838cfceb88cacc312ff6564e64eb18ee6a355","http://github.com/openstack/keystone/commit/628149b3dc6b58b91fd08e6ca8d91c728ccb8626","http://github.com/openstack/keystone/commit/a67b24878a6156eab17b9098fa649f0279256f5d","http://github.com/openstack/keystone/commit/d9600434da14976463a0bd03abd8e0309f0db454"],"products":["openstack:essex","openstack:horizon","openstack:keystone"],"source":"nvd","synced_at":"2026-10-19T20:24:00.973572543+00:00"},"epss":{"cve":"CVE-2012-3426","score":0.02296,"percentile":0.83264,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-xp97-6w7r-4cjc","url":"https://osv.dev/vulnerability/GHSA-xp97-6w7r-4cjc","summary":"OpenStack Keystone token expiration issues","modified":"2024-11-22T17:53:36Z","packages":[{"ecosystem":"PyPI","name":"keystone","purl":"pkg:pypi/keystone","ranges":["<8.0.0a0"],"fixed":["8.0.0a0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}