AI-Assisted WeChat Worm Demo Raises Stakes for U.S.-China AI Safety Talks

Calif Research's AI-assisted WeWorm demonstration has pushed a concrete cybersecurity case into the larger debate over whether the United States and China can cooperate on AI risk. The September 8 disclosure described a zero-click worm that spread through WeChat calls across iOS and Android, while Tencent had already mitigated the exploit for all users.