Buffer Over-read in Zoom Video Communications, Inc. products - CVE-2025-46785

Vulnerability identifier: #VU109008

CSH Severity: Low

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2025-46785

CWE-ID: CWE-126

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: Zoom Video Communications, Inc.

Affected software:
Zoom Workplace Desktop App for Windows
Zoom Rooms Controller for Windows
Zoom Rooms Client for Windows
Virtual Desktop Infrastructure (VDI)
Zoom Meeting SDK for Windows

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A remote attacker can send specially crafted data to the application, trigger a buffer over-read and crash it.

Install updates from vendor's website.

• https://www.zoom.com/en/trust/security-bulletin/ZSB-25021/