What’s Vulnerable › Vulnerabilities
CVE-2025-27443: Zoom Workplace Apps for Windows - Insecure Default Variable Initialization
- Severity: medium (CVSS 5.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-04-08 · updated 2026-06-17
- Weakness: CWE-1188
Description
Insecure default variable initialization in some Zoom Workplace Apps for Windows may allow an authenticated user to conduct a loss of integrity via local access.
Affected products
- Zoom Meeting Software Development Kit: before 6.3.10 — fixed in 6.3.10
- Zoom Video Communications, Inc. Zoom Rooms for Windows: before 6.4.0 — fixed in 6.4.0
- Zoom Rooms Controller: before 6.4.0 — fixed in 6.4.0
- Zoom Communications, Inc Zoom Workplace Desktop App for macOS: before 6.3.10 — fixed in 6.3.10
How to fix
Upgrade to a fixed version: Zoom Meeting Software Development Kit 6.3.10; Zoom Video Communications, Inc. Zoom Rooms for Windows 6.4.0; Zoom Rooms Controller 6.4.0; Zoom Communications, Inc Zoom Workplace Desktop App for macOS 6.3.10. Check the vendor advisory for mitigations.
References
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