{"id":"CVE-2026-70408","aliases":["EUVD-2026-62238","GHSA-w4h6-h99g-8xhr"],"status":"published","title":"An incorrect authorization vulnerability exists in acmailer, which may allow a user to create a...","description":"An incorrect authorization vulnerability exists in acmailer, which may allow a user to create a sub-account that has administrative privileges.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00445,"percentile":0.38989,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2026-08-19T04:54:02Z","modified":"2026-11-09T20:10:00Z","products":[{"vendor":"extra innovation inc.","product":"acmailer cgi"},{"vendor":"extra innovation inc.","product":"acmailer db"}],"references":[{"url":"https://www.acmailer.jp/info/de.cgi?id=119"},{"url":"https://jvn.jp/en/jp/JVN47716829/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-70408"},{"url":"https://jvn.jp/en/jp/JVN47716829"},{"url":"https://github.com/advisories/GHSA-w4h6-h99g-8xhr"}],"sources":{"cve":[{"id":"CVE-2026-70408","description":"An incorrect authorization vulnerability exists in acmailer, which may allow a user to create a sub-account that has administrative privileges.","status":"published","published":"2026-08-19T04:54:02.396Z","modified":"2026-08-19T15:46:04.62Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T13:35:22.169514Z"}],"euvd":[{"id":"EUVD-2026-62238","description":"An incorrect authorization vulnerability exists in acmailer, which may allow a user to create a sub-account that has administrative privileges.","status":"published","published":"2026-08-19T04:54:02Z","modified":"2026-08-19T15:46:04Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T18:01:44.906351Z"}],"ghsa":[{"id":"GHSA-w4h6-h99g-8xhr","title":"An incorrect authorization vulnerability exists in acmailer, which may allow a user to create a...","description":"An incorrect authorization vulnerability exists in acmailer, which may allow a user to create a sub-account that has administrative privileges.","status":"published","published":"2026-08-19T06:31:17Z","modified":"2026-08-19T06:31:24Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:10:37.733287Z"}],"nvd":[{"id":"CVE-2026-70408","description":"An incorrect authorization vulnerability exists in acmailer, which may allow a user to create a sub-account that has administrative privileges.","status":"published","published":"2026-08-19T05:17:05.82Z","modified":"2026-11-09T20:10:00.2Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-09T22:15:51.558963Z"}]}}