Unauthenticated Remote Code Execution in SEPPmail Secure Email Gateway

Publication date: 2026-05-08

Last updated on: 2026-05-18

Assigner: Switzerland Government Common Vulnerability Program

Description

SEPPmail Secure Email Gateway before version 15.0.2.1 allows unauthenticated remote code execution in the new GINA UI because an endpoint passes attacker-controlled input from a parameter to Perl's eval.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-05-08

Last Modified

2026-05-18

Generated

2026-07-09

AI Q&A

2026-05-08

EPSS Evaluated

2026-07-08

NVD

CVE-2026-44128

EUVD

EUVD-2026-28588

Affected Vendors & Products

Vendor	Product	Version / Range
seppmail	secure_email_gateway	to 15.0.2.1 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-95	The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before using the input in a dynamic evaluation call (e.g. "eval").

Attack-Flow Graph

Executive Summary

This vulnerability exists in SEPPmail Secure Email Gateway versions before 15.0.2.1. It allows unauthenticated remote code execution because the new GINA UI passes attacker-controlled input from a parameter directly to Perl's eval function.

Impact Analysis

The vulnerability can allow an attacker to execute arbitrary code remotely without authentication, potentially leading to full system compromise, data theft, or disruption of services.

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