{"id":"CVE-2021-22040","aliases":["EUVD-2021-9209","GHSA-4pf4-vf9p-vxx6"],"status":"published","title":"VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB...","description":"VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB controller. 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.","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00725,"percentile":0.54431,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2022-02-16T16:37:53Z","modified":"2026-06-17T03:36:35Z","products":[{"vendor":"vmware","product":"cloud_foundation"},{"vendor":"vmware","product":"esxi"},{"vendor":"vmware","product":"fusion"},{"vendor":"vmware","product":"workstation_player"},{"vendor":"vmware","product":"workstation_pro"}],"references":[{"url":"https://www.vmware.com/security/advisories/VMSA-2022-0004.html","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22040"},{"url":"https://github.com/advisories/GHSA-4pf4-vf9p-vxx6"}],"sources":{"cve":[{"id":"CVE-2021-22040","description":"VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB controller. 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.","status":"published","published":"2022-02-16T16:37:53Z","modified":"2024-08-03T18:30:24.011Z","updated_at":"2026-11-02T14:32:58.028461Z"}],"euvd":[{"id":"EUVD-2021-9209","description":"VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB controller. 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.","status":"published","published":"2022-02-16T16:37:53Z","modified":"2024-08-03T18:30:24Z","updated_at":"2026-11-03T03:25:03.638882Z"}],"ghsa":[{"id":"GHSA-4pf4-vf9p-vxx6","title":"VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB...","description":"VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB controller. 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.","status":"published","published":"2022-02-17T00:00:32Z","modified":"2023-02-03T05:06:18Z","cwes":["CWE-416"],"updated_at":"2026-11-02T14:53:52.731364Z"}],"nvd":[{"id":"CVE-2021-22040","description":"VMware ESXi, Workstation, and Fusion contain a use-after-free vulnerability in the XHCI USB controller. 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.","status":"published","published":"2022-02-16T17:15:10.413Z","modified":"2026-06-17T03:36:35.67Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:07:04.6896Z"}]}}