Vercel Confirms KVM Zero-Day VM Escape, Awards Researcher $50,000
Vercel has publicly acknowledged a reported KVM zero-day that a security researcher says enables a full guest-to-host virtual machine escape, and the company has granted the finder its top bounty of $50,000. The disclosure raised immediate concern because Vercel uses isolated microVMs as the primary sandbox boundary for untrusted workloads and AI agents, and a successful escape to host root undermines that separation. At the time of announcement, Vercel and…