Vmware Fusion CVEs and Security Vulnerabilities

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 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)

CVSS 3.1 · 9.3 Critical EPSS < 1% KEV · Not listed

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Vmware

Products

Vmware Fusion Vmware Workstation

CVE-2026-59347

VMware Workstation and Fusion HGFS stack-based buffer-overflow vulnerability

VMware Workstation and Fusion contain a stack-based buffer-overflow vulnerability in HGFS. A malicious actor with local administrative privileges on a virtual machine may exploit this issue to execute code as the virtual machine's VMX process running on the host. Affected versions: - VMware Workstation: 25H2, 26H1 (fixed in 26H1u1) - VMware Fusion: 25H2, 26H1 (fixed in 26H1u1)

CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed