CVE-2025-30667: Zoom Workplace Apps - NULL Pointer Dereference

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-05-14 · updated 2026-06-17
Weakness: CWE-476

Description

NULL pointer dereference in some Zoom Workplace Apps for Windows may allow an authenticated user to conduct a denial of service via network access.

Affected products

Zoom Meeting Software Development Kit: before 6.4.0 — fixed in 6.4.0
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 Workplace: before 6.4.0 — fixed in 6.4.0
Zoom Communications, Inc Zoom Workplace Desktop App for macOS: before 6.4.0 — fixed in 6.4.0
Zoom Communications Zoom Workplace VDI Plugin: before 6.1.17; from 6.1.18 before 6.2.13; from 6.2.14 before 6.3.10 — fixed in 6.1.17, 6.2.13, 6.3.10

How to fix

Upgrade to a fixed version: Zoom Meeting Software Development Kit 6.4.0; Zoom Video Communications, Inc. Zoom Rooms for Windows 6.4.0; Zoom Rooms Controller 6.4.0; Zoom Workplace 6.4.0; Zoom Communications, Inc Zoom Workplace Desktop App for macOS 6.4.0; Zoom Communications Zoom Workplace VDI Plugin 6.1.17, 6.2.13, 6.3.10. Check the vendor advisory for mitigations.

References

https://www.zoom.com/en/trust/security-bulletin/zsb-25019

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