{"id":"UBUNTU-CVE-2026-66139","details":"OpenStack Zaqar through 22.0.0 allows authentication bypass via an EXTRA-SPEC header when a UUID is known.","modified":"2026-07-29T08:01:44Z","published":"2026-07-24T05:16:00Z","upstream":["CVE-2026-66139"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-66139"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-66139"},{"type":"REPORT","url":"https://www.openwall.com/lists/oss-security/2026/07/23/7"},{"type":"REPORT","url":"https://launchpad.net/bugs/2161254"},{"type":"REPORT","url":"https://bugs.launchpad.net/ossa/+bug/2161254"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2026/07/24/27"}],"affected":[{"package":{"name":"zaqar","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/zaqar?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.0-2","1.0.0-6","2.0.0-1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.0.0-1","binary_name":"python-zaqar"},{"binary_name":"zaqar-common","binary_version":"2.0.0-1"},{"binary_version":"2.0.0-1","binary_name":"zaqar-server"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-66139.json"}},{"package":{"name":"zaqar","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/zaqar?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.0.0-0ubuntu1","6.0.0~b1-0ubuntu1","6.0.0~b2-0ubuntu2","6.0.0~b3-0ubuntu1","6.0.0~rc1-0ubuntu1","6.0.0-0ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"python-zaqar","binary_version":"6.0.0-0ubuntu1"},{"binary_name":"zaqar-common","binary_version":"6.0.0-0ubuntu1"},{"binary_name":"zaqar-server","binary_version":"6.0.0-0ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-66139.json"}},{"package":{"name":"zaqar","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/zaqar?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["9.0.0-0ubuntu1","10.0.0~b1~git2019121815.55c73e22-0ubuntu1","10.0.0~b2~git2020021011.22c457a5-0ubuntu1","10.0.0~b3~git2020032614.22c457a5-0ubuntu1","10.0.0~b3~git2020041014.22c457a5-0ubuntu1","10.0.0-0ubuntu0.20.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"10.0.0-0ubuntu0.20.04.1","binary_name":"python3-zaqar"},{"binary_name":"zaqar-common","binary_version":"10.0.0-0ubuntu0.20.04.1"},{"binary_name":"zaqar-server","binary_version":"10.0.0-0ubuntu0.20.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-66139.json"}},{"package":{"name":"zaqar","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/zaqar?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["13.0.0-0ubuntu1","13.0.0+git2021120910.a7593240-0ubuntu1","13.0.0+git2022011310.1726ac41-0ubuntu1","14.0.0-0ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"14.0.0-0ubuntu1","binary_name":"python3-zaqar"},{"binary_version":"14.0.0-0ubuntu1","binary_name":"zaqar-common"},{"binary_name":"zaqar-server","binary_version":"14.0.0-0ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-66139.json"}},{"package":{"name":"zaqar","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/zaqar?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["17.0.0-0ubuntu1","17.0.0+git2024020808.2c859275-0ubuntu1","18.0.0~rc1-0ubuntu1","18.0.0-0ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-zaqar","binary_version":"18.0.0-0ubuntu1"},{"binary_name":"zaqar-common","binary_version":"18.0.0-0ubuntu1"},{"binary_name":"zaqar-server","binary_version":"18.0.0-0ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-66139.json"}},{"package":{"name":"zaqar","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/zaqar?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["21.0.0-0ubuntu1","21.0.0+git20260121.32.59a7a63d-0ubuntu1","22.0.0~rc1-0ubuntu2","22.0.0-0ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"python3-zaqar","binary_version":"22.0.0-0ubuntu1"},{"binary_name":"zaqar-common","binary_version":"22.0.0-0ubuntu1"},{"binary_version":"22.0.0-0ubuntu1","binary_name":"zaqar-server"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-66139.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}