CVE-2026-59346 — VMware Workstation and Fusion VMXNET3 integer-overflow vulnerability
VMware Workstation and Fusion contain an integer-overflow vulnerability. A malicious actor with local administrative privileges on a virtual machine with VMXNET3 virtual network…
Published: 2026-10-07 · CVSS: 9.3 · CVSS 3.1
VMware Workstation and Fusion contain an integer-overflow vulnerability. 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. Affected versions: - VMware Workstation: 25H2, 26H1 (fixed in 26H1u1) - VMware Fusion: 25H2, 26H1 (fixed in 26H1u1)
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7