CVE-2025-27443 Zoom Workplace Apps for Windows - Insecure Default Variable Initialization
An authenticated local user can compromise data integrity in Zoom Workplace Apps for Windows due to insecure default variable initialization.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-27443?
CVE-2025-27443 is a low-severity vulnerability in Zoom Meeting Software Development Kit, published on 8 Apr 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-1188
Which versions are affected by CVE-2025-27443?
It affects 4 products.
Products include Zoom Meeting Software Development Kit, Zoom Rooms, Zoom Rooms Controller, Zoom Workplace Desktop.
How do I fix CVE-2025-27443?
No fix has been published for CVE-2025-27443 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-27443 being exploited?
There is no known exploitation of CVE-2025-27443 in the wild and no public exploit code.
Other vulnerabilities in Zoom Meeting Software Development Kit
- CVE-2025-49457 Zoom Clients for Windows - Untrusted Search Path
- CVE-2024-24691 Privilege escalation in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for Windows
- CVE-2025-30663 Zoom Workplace Apps - Time-of-check Time-of-use
- CVE-2025-0147 Zoom Workplace App for Linux - Type Confusion
- CVE-2023-49647 Zoom Desktop Client for Windows - Improper Access Control
Sources
Also known as GHSA-rr38-x2xx-vwr5.