Cisco fixes AsyncOS vulnerability exploited in zero-day attacks (CVE-2025-20393) – Help Net Security
By Zeljka Zorz Publication Date: 2026-01-16 14:54:00 Cisco has finally shipped security updates for its Email Security Gateway and Secure…
Tag: CVE202520393
CVE-2025-20393 Exploitation: A Maximum-Severity Zero-Day Vulnerability in Cisco AsyncOS Software Abused in Attacks by the China-Backed APT UAT-9686 | SOC Prime
By Veronika Telychko Publication Date: 2025-12-18 17:11:00 As 2025 draws to a close, yet another critical Cisco zero-day has emerged,…
CVE-2025-20393: Cisco AsyncOS Zero-Day Impacts Secure Email Appliances
By SOCRadar® Cyber Intelligence Inc. Publication Date: 2025-12-18 10:25:00 CVE-2025-20393 (CVSS 10.0) is a zero-day vulnerability in Cisco AsyncOS Software,…