CyberSecurityBoardThreat Intel · CVEs · Products
Critical CVEs

CVE-2026-47876: VMware ESX VMXNET3 Out-of-Bounds Write VM Escape

July 29, 2026

A critical out-of-bounds write vulnerability in the VMXNET3 virtual network adapter of VMware ESX with a CVSS score of 9.3. An attacker with local admin privileges on a VM can execute code on the host, enabling VM escape.