Email Gateway Vulnerability in SEPPmail Product
CVE-2026-29132

6.3MEDIUM

Key Information:

Vendor

Seppmail

Status
Secure Email Gateway
Vendor
CVE Published:
2 April 2026

What is CVE-2026-29132?

The SEPPmail Secure Email Gateway prior to version 15.0.3 contains a security vulnerability that allows an attacker who has access to a victim's GINA account to bypass a second-password check. This means that unauthorized users could potentially read protected emails, compromising the confidentiality of sensitive information transmitted through the email system.

Affected Version(s)

Secure Email Gateway 0 < 15.0.3

References

https://downloads.seppmail.com/extrelnotes/150/ERN15.0.ht...
release-notes

CVSS V4

Score:
6.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Andris Suter-Dörig
Matteo Scarlata
Kenny Paterson
.