{"id":"CVE-2026-93860","title":"In OpenStack Mistral through 23.0.0, the /v2/maintenance API controller clears the request context and calls the maintenance service directly without any policy enforcement","summary":"In OpenStack Mistral through 23.0.0, the /v2/maintenance API controller clears the request context and calls the maintenance service directly without any policy enforcement. Any holder of a valid Mistral token, regardless of assigned rol…","severity":"high","cvss":7.1,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","cwe":["CWE-862"],"vendor":"OpenStack","product":"Mistral","affected":["Mistral < 20.1.1","Mistral >= 21.0.0 < 21.0.1","Mistral >= 22.0.0 < 22.0.1","Mistral 23.0.0"],"published":"2026-10-08","updated":"2026-10-08","sourceUpdated":"2026-10-08T21:10:41.427","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-93860","references":[{"url":"https://launchpad.net/bugs/2162789","label":"cve@mitre.org"},{"url":"https://security.openstack.org/ossa/OSSA-2026-044.html","label":"cve@mitre.org"}],"tags":["nvd","cve.org"],"cvssSource":"cna","ingestedAt":"2026-10-08T17:56:11.732Z","slug":"CVE-2026-93860","body":"## Overview\n\nIn OpenStack Mistral through 23.0.0, the /v2/maintenance API controller clears the request context and calls the maintenance service directly without any policy enforcement. Any holder of a valid Mistral token, regardless of assigned role, can read and change the service's cluster-wide maintenance state. Setting the state to PAUSED stops processing of new workflow and execution objects across all tenant projects until an operator restores it.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":39,"depthScoreParts":{"impact":39.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}