CVE-2022-22781: Update package downgrade in Zoom Client for Meetings for MacOS

Severity: high (CVSS 7.5 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
Weakness: CWE-354

Description

The Zoom Client for Meetings for MacOS (Standard and for IT Admin) prior to version 5.9.6 failed to properly check the package version during the update process. This could lead to a malicious actor updating an unsuspecting user’s currently installed version to a less secure version.

Affected products

Zoom Workplace: before 5.9.6 — fixed in 5.9.6

How to fix

Upgrade to a fixed version: Zoom Workplace 5.9.6. Check the vendor advisory for mitigations.

References

https://explore.zoom.us/en/trust/security/security-bulletin/
https://explore.zoom.us/en/trust/security/security-bulletin/

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