The PAN-OS GlobalProtect Exploit: Why VPN Vulnerabilities Demand Continuous Validation
The PAN-OS GlobalProtect Exploit: Why VPN Vulnerabilities Demand Continuous Validation TL;DR The active exploitation of CVE-2026-0257, a critical authentication bypass vulnerability in Palo Alto Networks PAN-OS GlobalProtect, highlights a severe weakness in traditional perimeter defense. Threat actors are actively forging authentication cookies to bypass security controls and establish unauthorized virtual private network sessions directly into enterprise environments without requiring credentials.