Ransomware Hackers Exploit Palo Alto Networks GlobalProtect VPN Authentication Bypass Vulnerability

Ransomware operators are actively exploiting CVE-2026-0257, an authentication bypass vulnerability affecting Palo Alto Networks PAN-OS GlobalProtect and Prisma Access. It lets them establish unauthorized VPN sessions and infiltrate internal networks. ReliaQuest has identified multiple threat groups leveraging this flaw, including the Qilin and Settra ransomware operations. These attacks use a trusted remote-access pathway rather than […]

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