Palo Alto Networks' critical zero-day, CVE-2026-0300, allowed state-sponsored attackers root access to PAN-OS firewalls for nearly a month before public disclosure. This wasn't a simple breach; attackers used sophisticated post-exploitation cleanup and deployed tools like Earthworm to cover their tracks, making detection incredibly difficult. The incident highlights the growing threat… https://www.tpp.blog/221xhhg #cybersecurity #paloaltonetworks #cve20260300 🤖 This post was AI-generated.