{"id":"PYSEC-2026-656","summary":"OpenStack Keystone and other components vulnerable to Improper Certificate Validation","details":"HTTPSConnections in OpenStack Keystone 2013, OpenStack Compute 2013.1, and possibly other OpenStack components, fail to validate server-side SSL certificates.","aliases":["CVE-2013-2255","GHSA-qh2x-hpf9-cf2g"],"modified":"2026-07-06T08:00:47.569957176Z","published":"2026-07-02T14:13:21.847931Z","references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2013-2255"},{"type":"WEB","url":"https://github.com/openstack/cinder/commit/0f9652d92e175a1f7dc3c2a37ab444b8f189375a"},{"type":"WEB","url":"https://github.com/openstack/keystone/commit/5bd4c2984d329625a2a8442b316fa235dbb88a3d"},{"type":"WEB","url":"https://github.com/openstack/neutron/commit/7255e056092f034daaeb4246a812900645d46911"},{"type":"WEB","url":"https://github.com/openstack/python-keystoneclient/commit/20e166fd8a943ee3f91ba362a47e9c14c7cc5f4c"},{"type":"WEB","url":"https://access.redhat.com/security/cve/cve-2013-2255"},{"type":"WEB","url":"https://bugs.launchpad.net/ossn/+bug/1188189"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-2255"},{"type":"WEB","url":"https://bugzilla.suse.com/show_bug.cgi?id=CVE-2013-2255"},{"type":"WEB","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/85562"},{"type":"WEB","url":"https://security-tracker.debian.org/tracker/CVE-2013-2255"},{"type":"WEB","url":"https://web.archive.org/web/20200229073508/https://www.securityfocus.com/bid/61118"},{"type":"PACKAGE","url":"https://pypi.org/project/keystone"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-qh2x-hpf9-cf2g"}],"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-2026-656.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N"}]}