CVE-2022-22782: Local privilege escalation in Windows Zoom Clients

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-28 · updated 2026-06-17

Description

The Zoom Client for Meetings for Windows prior to version 5.9.7, Zoom Rooms for Conference Room for Windows prior to version 5.10.0, Zoom Plugins for Microsoft Outlook for Windows prior to version 5.10.3, and Zoom VDI Windows Meeting Clients prior to version 5.9.6; was susceptible to a local privilege escalation issue during the installer repair operation. A malicious actor could utilize this to potentially delete system level files or folders, causing integrity or availability issues on the user’s host machine.

Affected products

Zoom Workplace: before 5.9.7 — fixed in 5.9.7
Zoom Rooms For Conference Rooms: before 5.10.0 — fixed in 5.10.0
Zoom Vdi Windows Meeting Clients: before 5.9.6 — fixed in 5.9.6
Zoom Plugin for Microsoft Outlook for Mac: before 5.10.3 — fixed in 5.10.3

How to fix

Upgrade to a fixed version: Zoom Workplace 5.9.7; Zoom Rooms For Conference Rooms 5.10.0; Zoom Vdi Windows Meeting Clients 5.9.6; Zoom Plugin for Microsoft Outlook for Mac 5.10.3. Check the vendor advisory for mitigations.

References

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