CVE-2026-47876Escape de máquina virtual (RCE) en VMware ESXi
VMware ESX contains an out-of-bounds write vulnerability in the VMXNET3 virtual network adapter. A malicious actor with local administrative privileges on a virtual machine with VMXNET3 virtual network adapter may exploit this issue to execute code on the host. Non VMXNET3 virtual adapters are not affected by this issue.
Ver en NVDAnálisis
Vulnerabilidad de escape de maquina virtual en VMware ESXi que permite a un atacante con privilegios de administrador en una VM ejecutar codigo en el host fisico. Afecta al adaptador de red VMXNET3 y compromete la integridad de todo el hipervisor.
Severidad
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:HCWE-787EPSS
Sin puntaje EPSS aún (CVE muy reciente).
Descripción técnica
VMware ESX contains an out-of-bounds write vulnerability in the VMXNET3 virtual network adapter. A malicious actor with local administrative privileges on a virtual machine with VMXNET3 virtual network adapter may exploit this issue to execute code on the host. Non VMXNET3 virtual adapters are not affected by this issue.