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)
Published: 2026-10-07
Score: 8.1 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 07 Oct 2026 06:00:00 +0000

Type Values Removed Values Added
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)
Title VMware Workstation and Fusion HGFS stack-based buffer-overflow vulnerability
Weaknesses CWE-121
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: vmware

Published:

Updated: 2026-10-07T05:40:05.544Z

Reserved: 2026-07-04T18:14:34.673Z

Link: CVE-2026-59347

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-07T06:16:35.700

Modified: 2026-10-07T06:16:35.700

Link: CVE-2026-59347

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses