Analysis on rafaelpfister.ch

Vendor description

SEPPmail Secure Email Gateway before 15.1.1 processes and writes v1 file-interface upload data before authenticating the caller and without an absolute request-size limit. An unauthenticated remote attacker can occupy workers and consume temporary storage with concurrent or slow requests, causing service unavailability.

Reference data

Vendor
SEPPmail AG
Affected products
  • SEPPmail Secure Email Gateway (SEG)
CVSS 4.0
8.7 (HIGH)
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Weakness type
CWE-400: Uncontrolled Resource Consumption
Published
November 4, 2026

Official sources

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