{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86008","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-09-04T19:17:36.246Z","datePublished":"2026-10-16T16:16:51.097Z","dateUpdated":"2026-10-16T16:53:59.579Z"},"containers":{"cna":{"title":"Mailu domain managers can take over higher-privileged accounts","problemTypes":[{"descriptions":[{"cweId":"CWE-285","lang":"en","description":"CWE-285: Improper Authorization","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-269","lang":"en","description":"CWE-269: Improper Privilege Management","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/Mailu/Mailu/security/advisories/GHSA-9pv5-rm76-3qwj","tags":["x_refsource_CONFIRM"],"url":"https://github.com/Mailu/Mailu/security/advisories/GHSA-9pv5-rm76-3qwj"},{"name":"https://github.com/Mailu/Mailu/issues/2685","tags":["x_refsource_MISC"],"url":"https://github.com/Mailu/Mailu/issues/2685"},{"name":"https://github.com/Mailu/Mailu/pull/4050","tags":["x_refsource_MISC"],"url":"https://github.com/Mailu/Mailu/pull/4050"},{"name":"https://github.com/Mailu/Mailu/commit/8577c929b4ade04d3cd4210cf036601abd793556","tags":["x_refsource_MISC"],"url":"https://github.com/Mailu/Mailu/commit/8577c929b4ade04d3cd4210cf036601abd793556"}],"affected":[{"vendor":"Mailu","product":"Mailu","versions":[{"version":"< 8577c929b4ade04d3cd4210cf036601abd793556","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-10-16T16:16:51.097Z"},"descriptions":[{"lang":"en","value":"Mailu is a mail server distributed as a set of Docker images. Prior to 8577c929b4ade04d3cd4210cf036601abd793556, a domain manager targeting an administrative account or another domain manager with greater privileges can reset passwords or obtain tokens for that account. This authorization failure allows a domain manager to take over a higher-privileged account and exercise that account's permissions. This vulnerability is addressed by commit 8577c929b4ade04d3cd4210cf036601abd793556."}],"source":{"advisory":"GHSA-9pv5-rm76-3qwj","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-16T16:53:48.473995Z","id":"CVE-2026-86008","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-16T16:53:59.579Z"}}]}}