Cisco ASA and FTD Flaw Exploited for Remote DoS

Cisco warned that CVE-2026-20349, a high-severity flaw in Secure Firewall ASA and FTD Software, is exploited in the wild. The vulnerability allows unauthenticated remote attackers to trigger a denial-of-service condition via crafted HTTP requests to the Remote Access SSL VPN service. CISA added it to the KEV catalog.