The Hacker News

Cisco Patches Zero-Day RCE Exploited by China-Linked APT in Secure Email Gateways

Cisco released fixes for CVE-2025-20393, a CVSS 10.0 zero-day RCE flaw in AsyncOS exploited by a China-linked APT via email ...
SecurityWeek

Cisco Patches Vulnerability Exploited by Chinese Hackers

Cisco patched an Email Gateway and Secure Email zero-day exploited by Chinese hackers to deploy the AquaShell backdoor.