CVE-2021-34408: Zoom Meetings

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

The Zoom Client for Meetings for Windows in all versions before version 5.3.2 writes log files to a user writable directory as a privileged user during the installation or update of the client. This could allow for potential privilege escalation if a link was created between the user writable directory used and a non-user writable directory.

Affected products

• Zoom Meetings: before 5.3.2 (fixed in 5.3.2)

Published 2021-09-27. Last modified 2026-06-17.