AsyncOS

Cisco AsyncOS operating system

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Cisco patches CVE-2025-20393, an AsyncOS zero-day abused since November to gain root access on Secure Email Gateways

Cisco patches CVE-2025-20393, an AsyncOS zero-day abused since November to gain root access on Secure Email Gateways

Cisco has released fixes for CVE-2025-20393, a maximum-severity AsyncOS zero-day exploited since Nov...