CVE-2021-27573: Remotemouse Emote Remote Mouse

Critical severity, CVSS 9.8. EPSS: 3.6% chance of exploitation in the next 30 days.

An issue was discovered in Emote Remote Mouse through 4.0.0.0. Remote unauthenticated users can execute arbitrary code via crafted UDP packets with no prior authorization or authentication.

Affected products

• Remotemouse Emote Remote Mouse: up to and including 4.0.0.0

Published 2021-05-07. Last modified 2026-06-17.