CVE-2026-27441
CRITICAL
2026-03-04
[email protected]
9.8
CVSS 3.1
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CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Lifecycle Timeline
2
Analysis Generated
Mar 12, 2026 - 22:05 vuln.today
CVE Published
Mar 04, 2026 - 09:15 nvd
CRITICAL 9.8
Description
SEPPmail Secure Email Gateway before version 15.0.1 insufficiently neutralizes the PDF encryption password, allowing OS command execution.
Analysis
Command injection in SEPPmail Secure Email Gateway before 15.0.1 via PDF encryption password.
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Remediation
Within 24 hours: Identify all SEPPmail deployments and versions in use; isolate affected systems from critical networks if version is below 15.0.1. Within 7 days: Implement network segmentation to restrict SEPPmail access; disable PDF handling features if operationally feasible; deploy IDS/IPS signatures to detect exploit attempts. …
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Priority Score
49
Low
Medium
High
Critical
KEV: 0
EPSS: +0.1
CVSS: +49
POC: 0
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External POC / Exploit Code
Leaving vuln.today
Destination URL
POC code from unknown sources may be malicious, contain backdoors, or be fake.
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Verify the source reputation and cross-reference with known databases (Exploit-DB, GitHub Security).