SEPPmail Secure Email Gateway before version 15.0.4 contains a server-side template injection vulnerability in the new GINA UI because an endpoint accepts attacker-controlled template, allowing remote attackers to execute arbitrary template expressions and potentially achieve remote code execution depending on the enabled template plugins.
History

Sun, 10 May 2026 20:15:00 +0000

Type Values Removed Values Added
First Time appeared Seppmail
Seppmail secure Email Gateway
Vendors & Products Seppmail
Seppmail secure Email Gateway

Fri, 08 May 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 08 May 2026 13:30:00 +0000

Type Values Removed Values Added
Description SEPPmail Secure Email Gateway before version 15.0.4 contains a server-side template injection vulnerability in the new GINA UI because an endpoint accepts attacker-controlled template, allowing remote attackers to execute arbitrary template expressions and potentially achieve remote code execution depending on the enabled template plugins.
Title Server-side template injection
Weaknesses CWE-1336
References
Metrics cvssV4_0

{'score': 8.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: NCSC.ch

Published:

Updated: 2026-05-13T08:25:46.245Z

Reserved: 2026-05-05T12:56:43.132Z

Link: CVE-2026-44129

cve-icon Vulnrichment

Updated: 2026-05-08T14:13:17.013Z

cve-icon NVD

Status : Deferred

Published: 2026-05-08T14:16:46.007

Modified: 2026-05-08T15:51:08.590

Link: CVE-2026-44129

cve-icon Redhat

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