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CVE-2026-27441

CRITICAL CVSS 4.0: 9.5 EPSS 0.07%
Updated Mar 05, 2026
Seppmail
Parameter Value
CVSS 9.5 (CRITICAL)
Affected Versions before 15.0.1
Fixed In 15.0.1
Type CWE-78 (OS Command Injection)
Vendor Seppmail
Public PoC No

SEPPmail Secure Email Gateway before version 15.0.1 insufficiently neutralizes the PDF encryption password, allowing OS command execution.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
Present
Additional conditions required
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Weakness Type (CWE)

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Seppmail Seppmail
cpe:2.3:a:seppmail:seppmail:*:*:*:*:*:*:*:*
15.0.1