CVE-2026-84830
Received Received - Intake

Authenticated Command Injection in SEPPmail Secure Email Gateway

Publication date: 2026-09-03

Last updated on: 2026-09-03

Assigner: Switzerland Government Common Vulnerability Program

Description
SEPPmail Secure Email Gateway before 15.0.7 contains a command injection vulnerability that allows authenticated administrators to execute commands with elevated privileges.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-09-03
Last Modified
2026-09-03
Generated
2026-09-03
AI Q&A
2026-09-03
EPSS Evaluated
N/A
NVD
CVE-2026-84830
EUVD
EUVD-2026-70365

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
seppmail secure_email_gateway to 15.0.7 (exc)

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-78 The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
CWE-269 The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This vulnerability is a command injection flaw in SEPPmail Secure Email Gateway versions before 15.0.7. It allows authenticated administrators to inject and execute arbitrary commands with elevated privileges on the system.

Impact Analysis

An attacker with admin access could execute malicious commands, potentially leading to full system compromise, data theft, unauthorized access, or disruption of email services. This could affect confidentiality, integrity, and availability of sensitive data.

Compliance Impact

This vulnerability could lead to unauthorized access or data breaches, violating GDPR's data protection requirements and HIPAA's security rules for protected health information. Non-compliance may result in legal penalties, fines, and reputational damage.

Mitigation Strategies

Immediately update SEPPmail Secure Email Gateway to version 15.0.7 or later to address the command injection vulnerability. Ensure only authorized administrators have access to administrative interfaces and monitor for unusual command execution patterns.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-84830. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart