VulnerabilitiesJun 1, 2026
Patch Now: Another Palo Alto Auth Bypass Bug Under Active Exploit
Palo Alto PAN-OS GlobalProtect VPN auth bypass bug exploited in two active attack waves since mid-May.
Summary
A Palo Alto Networks PAN-OS GlobalProtect VPN vulnerability allowing authentication bypass is under active exploitation in two distinct attack waves beginning mid-May. The vulnerability requires specific conditions to exploit but has been weaponized by threat actors in the wild. Immediate patching is recommended for affected organizations.
Indicators of Compromise
- malware — PAN-OS GlobalProtect VPN
Entities
Palo Alto Networks (vendor)PAN-OS (product)GlobalProtect (product)