{"id":"CVE-2026-86008","state":"PUBLISHED","title":"Mailu domain managers can take over higher-privileged accounts","description":"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.","publishedAt":"2026-10-16T16:16:51.097Z","updatedAt":"2026-10-16T16:53:59.579Z","severity":{"score":7.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["Mailu Mailu"],"affected":[{"vendor":"Mailu","product":"Mailu","versions":[{"version":"< 8577c929b4ade04d3cd4210cf036601abd793556","status":"affected"}]}],"references":["https://github.com/Mailu/Mailu/security/advisories/GHSA-9pv5-rm76-3qwj","https://github.com/Mailu/Mailu/issues/2685","https://github.com/Mailu/Mailu/pull/4050","https://github.com/Mailu/Mailu/commit/8577c929b4ade04d3cd4210cf036601abd793556"],"weaknesses":["CWE-285","CWE-269"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/86xxx/CVE-2026-86008.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86008","state":"PUBLISHED","datePublished":"2026-10-16T16:16:51.097Z","dateUpdated":"2026-10-16T16:53:59.579Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-09-04T19:17:36.246Z"},"containers":{"cna":{"title":"Mailu domain managers can take over higher-privileged accounts","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."}],"affected":[{"vendor":"Mailu","product":"Mailu","versions":[{"version":"< 8577c929b4ade04d3cd4210cf036601abd793556","status":"affected"}]}],"references":[{"url":"https://github.com/Mailu/Mailu/security/advisories/GHSA-9pv5-rm76-3qwj","name":"https://github.com/Mailu/Mailu/security/advisories/GHSA-9pv5-rm76-3qwj","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/Mailu/Mailu/issues/2685","name":"https://github.com/Mailu/Mailu/issues/2685","tags":["x_refsource_MISC"]},{"url":"https://github.com/Mailu/Mailu/pull/4050","name":"https://github.com/Mailu/Mailu/pull/4050","tags":["x_refsource_MISC"]},{"url":"https://github.com/Mailu/Mailu/commit/8577c929b4ade04d3cd4210cf036601abd793556","name":"https://github.com/Mailu/Mailu/commit/8577c929b4ade04d3cd4210cf036601abd793556","tags":["x_refsource_MISC"]}],"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"}}],"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"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-10-16T16:16:51.097Z"},"source":{"advisory":"GHSA-9pv5-rm76-3qwj","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","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"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-16T16:53:59.579Z"}}]}}}