CVE-2026-59347
published 2026-10-07CVE-2026-59347: VMware Workstation and Fusion contain a stack-based buffer-overflow vulnerability in HGFS. A malicious actor with local administrative privileges on a virtual…
PriorityP348high8.1CVSS 3.1
AVLACHPRNUINSCCHIHAH
EPSS
0.21%
10.3th percentile
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)
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| vmware | vmware_fusion | 25H2 – 26H1 | — |
| vmware | vmware_workstation | 25H2 – 26H1 | — |
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Critical VMware Workstation and Fusion Flaw Lets VM Admins Execute Host Code
blogs_hackernews·2026-09-05
CVE-2026-59346 Critical VMware Workstation and Fusion Flaw Lets VM Admins Execute Host Code
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## Critical VMware Workstation and Fusion Flaw Lets VM Admins Execute Host Code
Broadcom has released security updates for two security flaws impacting VMware Workstation and Fusion, including one critical bug that could result in arbitrary code execution under certain conditions.
The vulnerability, tracked as CVE-2026-59346 (CVSS score: 9.3), is an integer-overflow vulnerability that a local attacker with elevated privileges can exploit to run arbitrary code.
"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," Br
2026-10-07
Published