CVE-2022-28763: Improper URL parsing in Zoom Clients

Severity: critical (CVSS 9.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-10-31 · updated 2026-06-17
Weakness: CWE-20

Description

The Zoom Client for Meetings (for Android, iOS, Linux, macOS, and Windows) before version 5.12.2 is susceptible to a URL parsing vulnerability. If a malicious Zoom meeting URL is opened, the malicious link may direct the user to connect to an arbitrary network address, leading to additional attacks including session takeovers.

Affected products

Zoom Workplace: before 5.12.2 — fixed in 5.12.2
Zoom Rooms For Conference Rooms: before 5.12.2 — fixed in 5.12.2
Zoom Virtual Desktop Infrastructure: before 5.12.2 — fixed in 5.12.2

How to fix

Upgrade to a fixed version: Zoom Workplace 5.12.2; Zoom Rooms For Conference Rooms 5.12.2; Zoom Virtual Desktop Infrastructure 5.12.2. Check the vendor advisory for mitigations.

References

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