CVE-2026-59347

HighCVSS 8.1/10Last modified Oct 7, 2026

Description

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)

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-121

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

Vendor	Product	Versions
VMware	VMware Workstation	>= 25H2, <= 26H1
VMware	VMware Fusion	>= 25H2, <= 26H1

References

https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/security-advisories/0/38288

Timeline

Published: Oct 7, 2026
Last modified: Oct 7, 2026
NVD status: Awaiting Analysis

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