{"id":"UBUNTU-CVE-2026-93856","details":"(In OpenStack Cinder through 29.0.0, cross-project information disclosu ...)","modified":"2026-10-23T10:35:55.869417140Z","published":"2026-10-23T00:00:00Z","upstream":["CVE-2026-93856"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-93856"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-93856"},{"type":"REPORT","url":"https://security.openstack.org/ossa/OSSA-2026-045.html"}],"affected":[{"package":{"name":"cinder","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/cinder?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:7.0.0-0ubuntu1","2:8.0.0~b1-0ubuntu1","2:8.0.0~b2-0ubuntu2","2:8.0.0~b3-0ubuntu2","2:8.0.0~rc1-0ubuntu2","2:8.0.0-0ubuntu1","2:8.1.0-0ubuntu1","2:8.1.1-0ubuntu1","2:8.1.1-0ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_version":"2:8.1.1-0ubuntu3","binary_name":"cinder-api"},{"binary_version":"2:8.1.1-0ubuntu3","binary_name":"cinder-backup"},{"binary_name":"cinder-common","binary_version":"2:8.1.1-0ubuntu3"},{"binary_name":"cinder-scheduler","binary_version":"2:8.1.1-0ubuntu3"},{"binary_name":"cinder-volume","binary_version":"2:8.1.1-0ubuntu3"},{"binary_name":"python-cinder","binary_version":"2:8.1.1-0ubuntu3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93856.json"}},{"package":{"name":"cinder","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/cinder?arch=source&distro=esm-infra%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:11.0.0-0ubuntu2","2:11.0.0-0ubuntu3","2:12.0.0~b1-0ubuntu1","2:12.0.0~b2-0ubuntu2","2:12.0.0~rc1-0ubuntu1","2:12.0.0~rc2-0ubuntu1","2:12.0.0~rc2-0ubuntu2","2:12.0.0-0ubuntu1","2:12.0.1-0ubuntu1","2:12.0.3-0ubuntu1","2:12.0.4-0ubuntu1","2:12.0.5-0ubuntu1","2:12.0.7-0ubuntu2","2:12.0.9-0ubuntu1","2:12.0.9-0ubuntu1.2","2:12.0.10-0ubuntu1","2:12.0.10-0ubuntu2","2:12.0.10-0ubuntu2.2","2:12.0.10-0ubuntu2.2+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"cinder-api","binary_version":"2:12.0.10-0ubuntu2.2+esm1"},{"binary_version":"2:12.0.10-0ubuntu2.2+esm1","binary_name":"cinder-backup"},{"binary_name":"cinder-common","binary_version":"2:12.0.10-0ubuntu2.2+esm1"},{"binary_name":"cinder-scheduler","binary_version":"2:12.0.10-0ubuntu2.2+esm1"},{"binary_name":"cinder-volume","binary_version":"2:12.0.10-0ubuntu2.2+esm1"},{"binary_version":"2:12.0.10-0ubuntu2.2+esm1","binary_name":"python-cinder"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93856.json"}},{"package":{"name":"cinder","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/cinder?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:15.0.0-0ubuntu1","2:16.0.0~b2~git2020020407.819b4a0fc-0ubuntu1","2:16.0.0~b3~git2020032414.a0c0a9e23-0ubuntu1","2:16.0.0~b3~git2020041012.eb915e2db-0ubuntu1","2:16.0.0-0ubuntu0.20.04.1","2:16.1.0-0ubuntu1","2:16.2.0-0ubuntu1","2:16.2.1-0ubuntu1","2:16.2.1-0ubuntu2","2:16.3.0-0ubuntu1","2:16.4.0-0ubuntu1","2:16.4.1-0ubuntu1","2:16.4.2-0ubuntu2","2:16.4.2-0ubuntu2.1","2:16.4.2-0ubuntu2.2","2:16.4.2-0ubuntu2.3","2:16.4.2-0ubuntu2.4","2:16.4.2-0ubuntu2.5","2:16.4.2-0ubuntu2.6","2:16.4.2-0ubuntu2.8","2:16.4.2-0ubuntu2.9"],"ecosystem_specific":{"binaries":[{"binary_name":"cinder-api","binary_version":"2:16.4.2-0ubuntu2.9"},{"binary_name":"cinder-backup","binary_version":"2:16.4.2-0ubuntu2.9"},{"binary_name":"cinder-common","binary_version":"2:16.4.2-0ubuntu2.9"},{"binary_name":"cinder-scheduler","binary_version":"2:16.4.2-0ubuntu2.9"},{"binary_version":"2:16.4.2-0ubuntu2.9","binary_name":"cinder-volume"},{"binary_version":"2:16.4.2-0ubuntu2.9","binary_name":"python3-cinder"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93856.json"}},{"package":{"name":"cinder","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/cinder?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:19.0.0-0ubuntu2","2:19.0.0+git2022030310.b49fb59a6-0ubuntu1","2:19.0.0+git2022030310.b49fb59a6-0ubuntu2","2:20.0.0-0ubuntu1","2:20.0.1-0ubuntu1","2:20.1.0-0ubuntu1","2:20.1.0-0ubuntu2.1","2:20.1.0-0ubuntu2.2","2:20.2.0-0ubuntu1","2:20.2.0-0ubuntu1.1","2:20.3.0-0ubuntu1","2:20.3.1-0ubuntu1","2:20.3.1-0ubuntu1.1","2:20.3.1-0ubuntu1.2","2:20.3.1-0ubuntu1.4","2:20.3.1-0ubuntu1.5","2:20.3.1-0ubuntu1.6"],"ecosystem_specific":{"binaries":[{"binary_name":"cinder-api","binary_version":"2:20.3.1-0ubuntu1.6"},{"binary_name":"cinder-backup","binary_version":"2:20.3.1-0ubuntu1.6"},{"binary_name":"cinder-common","binary_version":"2:20.3.1-0ubuntu1.6"},{"binary_version":"2:20.3.1-0ubuntu1.6","binary_name":"cinder-scheduler"},{"binary_version":"2:20.3.1-0ubuntu1.6","binary_name":"cinder-volume"},{"binary_version":"2:20.3.1-0ubuntu1.6","binary_name":"python3-cinder"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93856.json"}},{"package":{"name":"cinder","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/cinder?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:23.0.0-0ubuntu1","2:23.0.0-0ubuntu3","2:23.0.0+git2024011915.b8cd101f-0ubuntu1","2:23.0.0+git2024011915.b8cd101f-0ubuntu2","2:24.0.0~rc1-0ubuntu1","2:24.0.0-0ubuntu1","2:24.0.0-0ubuntu1.2","2:24.0.0-0ubuntu1.3","2:24.2.0-0ubuntu1","2:24.2.0-0ubuntu2","2:24.2.0-0ubuntu2.1"],"ecosystem_specific":{"binaries":[{"binary_name":"cinder-api","binary_version":"2:24.2.0-0ubuntu2.1"},{"binary_version":"2:24.2.0-0ubuntu2.1","binary_name":"cinder-backup"},{"binary_name":"cinder-common","binary_version":"2:24.2.0-0ubuntu2.1"},{"binary_version":"2:24.2.0-0ubuntu2.1","binary_name":"cinder-scheduler"},{"binary_version":"2:24.2.0-0ubuntu2.1","binary_name":"cinder-volume"},{"binary_name":"python3-cinder","binary_version":"2:24.2.0-0ubuntu2.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93856.json"}},{"package":{"name":"cinder","ecosystem":"Ubuntu:26.10","purl":"pkg:deb/ubuntu/cinder?arch=source&distro=stonking"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:28.0.0-0ubuntu1","2:28.0.0+git20260815.248.2a29bac-0ubuntu1","2:29.0.0~rc1-0ubuntu1","2:29.0.0-0ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"cinder-api","binary_version":"2:29.0.0-0ubuntu1"},{"binary_version":"2:29.0.0-0ubuntu1","binary_name":"cinder-backup"},{"binary_name":"cinder-common","binary_version":"2:29.0.0-0ubuntu1"},{"binary_version":"2:29.0.0-0ubuntu1","binary_name":"cinder-scheduler"},{"binary_name":"cinder-volume","binary_version":"2:29.0.0-0ubuntu1"},{"binary_version":"2:29.0.0-0ubuntu1","binary_name":"python3-cinder"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93856.json"}},{"package":{"name":"cinder","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/cinder?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:27.0.0-0ubuntu1","2:28.0.0~rc1-0ubuntu2","2:28.0.0-0ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"cinder-api","binary_version":"2:28.0.0-0ubuntu1"},{"binary_name":"cinder-backup","binary_version":"2:28.0.0-0ubuntu1"},{"binary_name":"cinder-common","binary_version":"2:28.0.0-0ubuntu1"},{"binary_name":"cinder-scheduler","binary_version":"2:28.0.0-0ubuntu1"},{"binary_version":"2:28.0.0-0ubuntu1","binary_name":"cinder-volume"},{"binary_name":"python3-cinder","binary_version":"2:28.0.0-0ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-93856.json"}}],"schema_version":"1.9.0","severity":[{"type":"Ubuntu","score":"medium"}]}