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28 October 2026

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High 8.6

CVE-2026-76418 Exploited

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Tunnel Denial of Service Vulnerability

A vulnerability in the Remote Access SSL VPN service of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to reload unex…

Cisco Cisco Secure Firewall Threat Defense (FTD) Software Cisco Secure Firewall Adaptive Security Appliance (ASA) Software Network devices

Oct 28, 2026
KEV Oct 29, 2026