‼️ A newly disclosed critical Linux kernel flaw, PwnEscape (CVE-2026-99999), lets code inside guest VMs read host memory and enabled VM escape with root access in lab tests.
Read - https://t.co/cCCy59QSTd
Vercel confirmed the memory leak in its live production sandboxes during its $1 million security challenge.
The flaw lies in Linux networking, not the hypervisor, with implications beyond Vercel.