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Cisco Hits Perfect 10 with Secure Email Gateway Bug

Cisco Hits Perfect 10 with Secure Email Gateway Bug

Cisco’s CVE-2025-20393 is a CVSS 10.0 zero-day in Cisco AsyncOS that gives unauthenticated attackers full root control over Cisco Secure Email Gateway and Secure Email and Web Manager when the…
Posted by PravinKarthik December 18, 2025
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