CVE-2025-27440: Zoom Meeting Software Development Kit

High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Heap overflow in some Zoom Workplace Apps may allow an authenticated user to conduct an escalation of privilege via network access.

Affected products

• Zoom Meeting Software Development Kit: before 6.3.0 (fixed in 6.3.0)
• Zoom Rooms: before 6.3.0 (fixed in 6.3.0)
• Zoom Rooms Controller: before 6.3.0 (fixed in 6.3.0)
• Zoom Workplace: before 6.3.0 (fixed in 6.3.0)
• Zoom Workplace Desktop: before 6.3.0 (fixed in 6.3.0)
• Zoom Workplace Virtual Desktop Infrastructure: before 6.1.16 (fixed in 6.1.16); from 6.1.17, before 6.2.12 (fixed in 6.2.12)

Published 2025-03-11. Last modified 2026-06-17.