CVE-2026-29132
Received Received - Intake
Authentication Bypass in SEPPmail Gateway Exposes Protected Emails

Publication date: 2026-04-02

Last updated on: 2026-04-16

Assigner: Switzerland Government Common Vulnerability Program

Description
SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker with access to a victim's GINA account to bypass a second-password check and read protected emails.
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Meta Information
Published
2026-04-02
Last Modified
2026-04-16
Generated
2026-06-16
AI Q&A
2026-04-02
EPSS Evaluated
2026-06-14
NVD
CVE-2026-29132
EUVD
EUVD-2026-18144
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
seppmail secure_email_gateway to 15.0.3 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-306 The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
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Executive Summary

This vulnerability affects SEPPmail Secure Email Gateway versions before 15.0.3. It allows an attacker who has access to a victim's GINA account to bypass the second-password check, which is intended as an additional security layer, and thereby read protected emails.

Impact Analysis

The impact of this vulnerability is that an attacker with access to a victim's GINA account can bypass the second-password authentication and gain unauthorized access to protected emails. This could lead to exposure of sensitive or confidential information contained in those emails.

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