Turning Up the Heat: Inside the Attacks on Europe’s Refrigeration System

Unit 42 threat-intelligence feed covering active exploitation of critical vulnerabilities, attacks against edge devices and critical infrastructure, ransomware and espionage campaigns, OAuth and certificate compromise, AI-assisted cybercrime, and cloud or software supply-chain threats. Notable disclosures include active exploitation of PAN-OS CVE-2026-0257, NetScaler CVE-2026-88771 and CVE-2026-88772, FortiManager CVE-2024-47575 with PEERSTITCH deployment, critical PHP vulnerabilities CVE-2026-109618 and CVE-2026-109619, and compromised eMudhra intermediate CA keys.