Palo Alto patches worrying security issue which could crash your firewall without logging in

Palo Alto patched CVE-2026-0227, a DoS flaw in GlobalProtect Gateway and Portal Vulnerability could force firewalls into ...

Palo Alto Networks warns of DoS bug letting hackers disable firewalls

Palo Alto Networks patched a high-severity vulnerability that could allow unauthenticated attackers to disable firewall ...
Network World

Palo Alto Networks patches firewalls after discovery of a new denial-of-service flaw

A previous virtually identical zero day DoS vulnerability was targeted in the wild, and there's already a PoC for this one.
The Hacker News

Palo Alto Fixes GlobalProtect DoS Flaw That Can Crash Firewalls Without Login

Palo Alto Networks fixed CVE-2026-0227, new GlobalProtect flaw that lets unauthenticated attackers trigger firewall DoS & ...