CVE-2020-3960: VMware Fusion

High severity, CVSS 8.4. EPSS: 0.3% chance of exploitation in the next 30 days.

VMware ESXi (6.7 before ESXi670-202006401-SG and 6.5 before ESXi650-202005401-SG), Workstation (15.x before 15.5.5), and Fusion (11.x before 11.5.5) contain an out-of-bounds read vulnerability in NVMe functionality. A malicious actor with local non-administrative access to a virtual machine with a virtual NVMe controller present may be able to read privileged information contained in physical memory.

Affected products

• VMware Fusion: from 11.0.0, before 11.5.5 (fixed in 11.5.5)
• VMware Vsphere ESXi: version 6.5 only; version 6.7 only
• VMware Workstation: from 15.0.0, before 15.5.5 (fixed in 15.5.5)

Published 2021-09-15. Last modified 2026-06-17.