CVE-2026-29142

Name: CVE-2026-29142
Creator: NVD / NIST
Published: 2026-04-02T09:16:22.957+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.3/10EPSS 0.13%

Last modified Jun 17, 2026

CVE-2026-29142 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to forge a GINA-encrypted email.. EPSS estimates a 0.13% chance of exploitation in the next 30 days.

Description

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to forge a GINA-encrypted email.

Metrics

CVSS 3.1

5.3/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

CVSS 4.0

6.3/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:N/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.13%

2.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-325

Affected Software

Vendor	Product	Versions
Seppmail	Secure Email Gateway	< 15.0.3

References

https://downloads.seppmail.com/extrelnotes/150/ERN15.0.html#seppmail-vulnerability-disclosure-1503Release Notes

Timeline

Published: Apr 2, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-29142?

SEPPmail Secure Email Gateway before version 15.0.3 allows an attacker to forge a GINA-encrypted email.

How severe is CVE-2026-29142?

CVE-2026-29142 has a CVSS score of 6.3/10 (MEDIUM severity). The EPSS model estimates a 0.13% probability of exploitation in the next 30 days.

How do I fix CVE-2026-29142?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-29142?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST