Analysis on rafaelpfister.ch

Vendor description

SEPPmail Secure Email Gateway before 15.0.6 deserializes attacker-controlled data in a privileged REST import workflow without adequate validation. An attacker with a privileged API token can execute arbitrary commands with "nobody" privileges.

Reference data

Vendor
SEPPmail AG
Affected products
  • SEPPmail Secure Email Gateway (SEG)
CVSS 4.0
8.6 (HIGH)
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Weakness type
CWE-502: Deserialization of Untrusted Data
Published
September 3, 2026

Official sources

← All vulnerabilities