CVE-2026-59347

VMware Workstation and Fusion contain a stack-based buffer-overflow vulnerability in HGFS

Risk score: 51/100
CVSS: 8.1 v3.1
Exploit chance (30 days): 0.2%
Published: 7 Oct 2026

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What to know

What it is: 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 (fixe…
Affected: See advisory
Fix: Apply the vendor's security update; see the linked advisory.
Exploitation: No known exploitation

Why it is Yellow

CVSS 8.1 high

References

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

Original 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)

Last activity 7 Oct 2026. Patch Forecast updates every hour.