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Cisco Secure Email Gateway SQL Injection Vulnerability

Critical 1 CVE Published Sep 17, 2026 at 4:47 PM UTC

Summary

A vulnerability in the email parsing of Cisco AsyncOS Software for Cisco Secure Email Gateway could allow an unauthenticated, remote attacker to execute arbitrary commands with root privileges on the underlying operating system.

This vulnerability is due to insufficient validation in the email parsing logic. An attacker could exploit this vulnerability by sending a crafted email message that contains malicious SQL statements through an affected device. A successful exploit could allow the attacker to execute arbitrary SQL statements, leading to command execution with root privileges on the underlying operating system.

Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

Products covered

A separate affected-products list was not included in the collected bulletin.

Remediation

Cisco has released software updates that address this vulnerability.

CVEs in this advisory 1

Update history

What changed in later vendor updates

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    • The vendor changed the advisory summary.
    • The vendor changed the advisory's last-updated date.

Updates

  1. Added to SecurityAlert

    We collected the advisory from the official source.

  2. Published by Cisco

    The publication date reported by the vendor.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.