US disrupts Chinese hacking tools as 7 govts warn of PRC spies stealing sensitive data worldwide

Security news digest covering active exploitation, ransomware, malware, data breaches, supply-chain and AI security threats, geopolitical cyber operations, and newly disclosed vulnerabilities. Notable items include actively exploited Fortinet FortiMail and Citrix NetScaler issues, a high-severity Nvidia flaw (CVE-2026-47483), FortiBleed exploitation, Shai-Hulud and PoeLLM malware targeting software and AI infrastructure, Atlassian Datacenter file-access issues, and suspected Chinese and Russian state-linked activity.