The Threat 🚨 Cisco ASA/FTD appliances are being actively exploited via CVE‑2026‑20349, an...
The Threat
Why This Matters
1️⃣ Identify Vulnerable Units
2️⃣ Apply the Hotfix
curl -O hxxps://sec[.]cloudapps[.]cisco[.]com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-vpn-dos-dzv4mQFF
Cisco has patched CVE-2026-20349, a Firewall ASA zero-day vulnerability that has been exploited for DoS attacks.
An active zero-day vulnerability is crashing Cisco firewalls remotely without authentication, and there are no workarounds. Here…
Cisco says attackers are exploiting CVE-2026-20349 in ASA and FTD, letting crafted HTTP requests trigger DoS via Remote Access…
Cisco is warning that a high-severity denial-of-service vulnerability in Secure Firewall ASA and Threat Defense (FTD) software is…
Cisco recently became aware of the exploitation of CVE-2026-20262, a Catalyst SD-WAN Manager zero-day that allows arbitrary file…
Cisco announced patches for CVE-2026-20316, an actively exploited zero-day vulnerability affecting Secure Firewall Management…
Cisco ASA and FTD Flaw Exploited in the Wild Can Trigger Remote DoS
