Analysis on rafaelpfister.ch

Vendor 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.

Reference data

Vendor
SEPPmail AG
Affected products
  • SEPPmail Secure Email Gateway (SEG)
CVSS 4.0
7.7 (HIGH)
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
Weakness type
CWE-287: Improper Authentication
Published
September 3, 2026

Official sources

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