CVE-2026-29134 - Vulnerability Details - OpenCVE

SEPPmail Secure Email Gateway before version 15.0.3 allows an external user to modify GINA webdomain metadata and bypass per-domain restrictions.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Seppmail	Seppmail Secure Email Gateway

No data.

No data.

References

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

History

Thu, 02 Apr 2026 08:45:00 +0000

Type	Values Removed	Values Added
Description		SEPPmail Secure Email Gateway before version 15.0.3 allows an external user to modify GINA webdomain metadata and bypass per-domain restrictions.
Title		GINA Domain Switch
First Time appeared		Seppmail Seppmail seppmail Secure Email Gateway
Weaknesses		CWE-807
CPEs		cpe:2.3:a:seppmail:seppmail_secure_email_gateway::::::::
Vendors & Products		Seppmail Seppmail seppmail Secure Email Gateway
References		https://downloads.seppmail.com/extrelnotes/150/ERN15.0.html#seppmail-vulnerability-disclosure-1503
Metrics		cvssV4_0 `{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: NCSC.ch

Published: 2026-04-02T08:29:20.693Z

Updated: 2026-04-02T08:29:20.693Z

Reserved: 2026-03-04T09:08:03.277Z

Link: CVE-2026-29134

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-04-02T09:16:21.653

Modified: 2026-04-02T09:16:21.653

Link: CVE-2026-29134

Redhat

No data.

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