CVE-2025-30668: Zoom Meeting Software Development Kit

Medium severity, CVSS 6.5. EPSS: 0.6% chance of exploitation in the next 30 days.

Integer underflow in some Zoom Workplace Apps 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 Rooms: 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 Workplace Desktop: before 6.4.0 (fixed in 6.4.0)
• Zoom Workplace Virtual Desktop Infrastructure: before 6.1.17 (fixed in 6.1.17); from 6.1.18, before 6.2.13 (fixed in 6.2.13); from 6.2.14, before 6.3.10 (fixed in 6.3.10)

Published 2025-05-14. Last modified 2026-06-17.