CVE-2021-22005: VMware vCenter Server File Upload Vulnerability

Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2021-11-03. EPSS: 100% chance of exploitation in the next 30 days.

The vCenter Server contains an arbitrary file upload vulnerability in the Analytics service. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to execute code on vCenter Server by uploading a specially crafted file.

Affected products

• VMware Cloud Foundation: from 3.0, before 5.0 (fixed in 5.0)
• VMware vCenter Server: version 6.5 only; version 6.7 only; version 7.0 only

Published 2021-09-23. Last modified 2026-06-17.