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CVE-2026-76461: Critical Cisco Secure Email Gateway Vulnerability Exploited in the Wild

Rapid7
Rapid7
Published September 15, 2026Original Report

Excerpt

Overview On September 14, 2026, Cisco published a security advisory for CVE-2026-76461 , a critical SQL injection vulnerability affecting Cisco AsyncOS Software for Cisco Secure Email Gateway. The vulnerability has a reported CVSS v3.1 base score of 9.8 and could allow an unauthenticated, remote attacker to execute arbitrary commands with root privileges on an affected appliance. Cisco Secure Email Gateway, formerly known as IronPort Email Security Appliance, is an enterprise…

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Indicators of Compromise

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1 indicators

TypeIndicatorConfidenceScoreFirst Seen
CVECVE-2026-76461HighScore 73/100First seen

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