Critical PAN-OS Vulnerability CVE-2026-0300 Actively Exploited for Remote Code Execution

Palo Alto Networks has issued an emergency advisory regarding a critical buffer overflow vulnerability (CVE-2026-0300) in PAN-OS software that is being actively exploited in the wild. The flaw, which carries a CVSS score of 9.3, allows unauthenticated remote code execution, posing severe risk to affected enterprise networks. Security teams are urged to apply patches immediately and monitor for indicators of compromise.