CVE-2026-20349

exploited

Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) contain a heap inspection vulnerability that could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of service (DoS) condition.

open on the board →primary source ↗

signal timeline

CVE-2026-20349 — Cisco Secure Firewall Adaptive Security Appliance (ASA) and…
CISA KEV · 7d ago

connections

CISA · co-mentioned

first seen 6d ago · last seen 3m ago

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