Palo Alto Networks patches PAN-OS RCE zero-day exploited in firewall attacks

Palo Alto Networks released updates for CVE-2026-0322, a high-severity PAN-OS remote code execution zero-day exploited in attacks against firewalls. The flaw enables unauthenticated code execution on affected devices, posing a significant risk to enterprise networks. Immediate patching is advised, though the full scope of exploitation remains unclear.