GovCERT.HK Warns of Actively Exploited Cisco Firewall DoS Flaw CVE-2026-20349
GovCERT.HK issued a High Threat Security Alert (A26-08-17) on 12 August 2026 warning of active exploitation of CVE-2026-20349, a denial-of-service vulnerability in Cisco Secure Firewall ASA and Threat Defense software. Administrators must apply patches immediately to prevent service disruption. Read more