High-Severity Vulnerability in Palo Alto Networks PAN-OS Actively Exploited

A high-severity vulnerability (CVE-2026-0322) in Palo Alto Networks PAN-OS is being actively exploited, allowing authenticated attackers with network access to execute arbitrary code with root privileges. Palo Alto Networks has released security updates, and immediate patching is urged for affected versions of PAN-OS 12.2, 12.1, and 11.2.