Cybersecurity

Critical Palo Alto PAN-OS Zero-Day (CVE-2026-0300): What SMBs Must Do Now

A critical, unauthenticated remote code execution vulnerability (CVE-2026-0300, CVSS 9.3) in Palo Alto Networks PAN-OS firewalls is being actively exploited by a state-sponsored threat group. Patches are not yet available. Here is what SMBs need to do right now to protect their networks.

Jason Hower
May 12, 2026
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