VMware ESX contains an out-of-bounds write vulnerability in the VMXNET3 virtual network adapter. 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. Non VMXNET3 virtual adapters are not affected by this issue.
Project Subscriptions
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Thu, 30 Jul 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Vmware
Vmware cloud Foundation Vmware esx Vmware telco Cloud Platform Vmware vsphere Foundation |
|
| Vendors & Products |
Vmware
Vmware cloud Foundation Vmware esx Vmware telco Cloud Platform Vmware vsphere Foundation |
Thu, 30 Jul 2026 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Thu, 30 Jul 2026 12:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | VMware ESX contains an out-of-bounds write vulnerability in the VMXNET3 virtual network adapter. 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. Non VMXNET3 virtual adapters are not affected by this issue. | |
| Title | VMXNET3 out-of-bounds write vulnerability | |
| Weaknesses | CWE-787 | |
| References |
| |
| Metrics |
cvssV3_1
|
Projects
Sign in to view the affected projects.
Status: PUBLISHED
Assigner: vmware
Published:
Updated: 2026-07-30T13:02:29.161Z
Reserved: 2026-05-20T10:00:58.694Z
Link: CVE-2026-47876
Updated: 2026-07-30T13:02:26.649Z
No data.
No data.
OpenCVE Enrichment
Updated: 2026-07-30T13:59:40Z
Weaknesses