Unpatched Check Point gateways were hacked worldwide, leading to root access, backdoors, network intrusion and destructive wiper attacks. Starting on 30 October, an attacker scanned and exploited Check Point Security Gateways that hadn’t been patched, going in through the Mobile Access portal. Check Point Research describes the activity as PHP2Shell for initial access, followed by a root-level privilege escalation tracked as CVE-2026-123039.
Unpatched Check Point Gateways Are Being Wiped exploiting PHP2Shell
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