CVE-2022-28764: Local information exposure in Zoom Clients

Severity: low (CVSS 3.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-11-14 · updated 2026-06-17
Weakness: CWE-200

Description

The Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows) before version 5.12.6 is susceptible to a local information exposure vulnerability. A failure to clear data from a local SQL database after a meeting ends and the usage of an insufficiently secure per-device key encrypting that database results in a local malicious user being able to obtain meeting information such as in-meeting chat for the previous meeting attended from that local user account.

Affected products

Zoom Workplace: before 5.12.6 — fixed in 5.12.6
Zoom Video Communications, Inc. Zoom Rooms for Windows: before 5.12.6 — fixed in 5.12.6
Zoom Vdi Windows Meeting Clients: before 5.12.6 — fixed in 5.12.6

How to fix

Upgrade to a fixed version: Zoom Workplace 5.12.6; Zoom Video Communications, Inc. Zoom Rooms for Windows 5.12.6; Zoom Vdi Windows Meeting Clients 5.12.6. Check the vendor advisory for mitigations.

References

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