AI-Powered WeChat Worm Exploited Zero-Click Vulnerability to Hijack Accounts

A worm engineered with artificial intelligence has revealed how profoundly the calculus of digital vulnerability has shifted: over a billion WeChat users on both iPhone and Android now face the possibility of account compromise through nothing more than an incoming call. The attack requires no mistake, no click, no moment of human inattention — only presence. Identified by a U.S. security firm and disclosed to WeChat, this incident marks not merely a technical breach but a threshold moment, one in which AI-assisted malware signals that the craft of intrusion is accelerating beyond what traditi