{"id":"CVE-2026-84831","revision":"cf745fca71f848e89d5f0995e7dc8510","records":[{"revision":"cf745fca71f848e89d5f0995e7dc8510","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-84831","aliases":[],"title":"Mandatory MFA bypass before enrollment","description":"SEPPmail Secure Email Gateway before 15.0.7 creates a fully privileged session before required multi-factor authentication enrollment is completed. An attacker with the password for an MFA-required but unenrolled account can access protected functionality without providing a second factor.","state":0,"publishedAt":"2026-09-03T08:43:46.501+00:00","modifiedAt":"2026-10-08T11:15:21.076+00:00","affected":[{"ecosystem":"Vendor product","name":"SEPPmail Secure Email Gateway (SEG)","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"SEPPmail AG\",\n                    \"product\": \"SEPPmail Secure Email Gateway (SEG)\",\n                    \"versions\": [\n                        {\n                            \"status\": \"affected\",\n                            \"version\": \"0\",\n                            \"lessThan\": \"15.0.7\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"defaultStatus\": \"unaffected\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":7.7,"severity":"HIGH"}],"references":["https://downloads.seppmail.com/extrelnotes/150/ERN15.0.html"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-84831","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-84831","identifiers":["CVE-2026-84831"]},"retained":false,"historicalAffected":[]}],"coverage":[]}