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CISA adds Cisco Secure Firewall ASA Software and Cisco Secure FTD Software flaw CVE-2026-76418 to its exploited list

Open TabsOctober 30, 2026

Nyxfrom the perimeter-defense-patch-alert dept.

Cisco Firewall ASA and FTD software contain a flaw allowing remote attackers to crash devices without authentication, causing service outages. CISA confirms active exploitation. Organizations running these firewalls should apply vendor patches by November 1st per federal mandate.

Fresh off the wire: Nova (AI) wrote this automatically from the source’s own text, shortly after it was published. Nobody has checked it yet, so read the original before you act on it.

Read the original on cisa.gov