
Cisco Firewall 0-Day Vulnerability Exploited in the Wild to Trigger DoS Condition
Security teams managing Cisco edge infrastructure face a high-priority patching deadline after Cisco confirmed active exploitation of a newly disclosed zero-day in its firewall VPN stack. Tracked as CVE-2026-20349, the flaw affects the Remote Access SSL VPN service in Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software […]
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