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Cisco Secure Email Gateway Relative Path Traversal Vulnerability

CISA lists this Cisco Secure Email Gateway vulnerability as known exploited. The vendor's advisory has the fixed versions.

CISA catalog record

Cisco Secure Email Gateway contains a relative path traversal vulnerability that could allow an unauthenticated, remote attacker to write arbitrary files on the underlying operating system.

Product
Secure Email Gateway
Added to KEV
14 Oct 2026
Federal remediation due
17 Oct 2026
Known ransomware use
Not reported

What changed

First observed 14 Oct 2026

No field changes in the recorded history.

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ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 14 Oct 21:03 UTC · 254 of 255 readable · 253 fully read · documentation 0/409 current