CVE-2021-34425: Zoom Meetings

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

The Zoom Client for Meetings before version 5.7.3 (for Android, iOS, Linux, macOS, and Windows) contain a server side request forgery vulnerability in the chat\'s "link preview" functionality. In versions prior to 5.7.3, if a user were to enable the chat\'s "link preview" feature, a malicious actor could trick the user into potentially sending arbitrary HTTP GET requests to URLs that the actor cannot reach directly.

Affected products

• Zoom Meetings: before 5.7.3 (fixed in 5.7.3)

Published 2021-12-14. Last modified 2026-06-17.