
Firewalls
PAN-OS CVE-2026-0257: GlobalProtect Auth Bypass Patch Guide
CISA added PAN-OS CVE-2026-0257 to KEV after limited exploit attempts. Check GlobalProtect authentication override cookies, mitigate, patch, and verify VPN logs.

CISA added PAN-OS CVE-2026-0257 to KEV after limited exploit attempts. Check GlobalProtect authentication override cookies, mitigate, patch, and verify VPN logs.

Protect PAN-OS firewalls from CVE-2026-0300 by restricting or disabling User-ID Authentication Portal, applying Threat Prevention coverage, and planning fixed releases.