CVE-2021-27574: Remotemouse Emote Remote Mouse

High severity, CVSS 8.1. EPSS: 1.1% chance of exploitation in the next 30 days.

An issue was discovered in Emote Remote Mouse through 4.0.0.0. It uses cleartext HTTP to check, and request, updates. Thus, attackers can machine-in-the-middle a victim to download a malicious binary in place of the real update, with no SSL errors or warnings.

Affected products

• Remotemouse Emote Remote Mouse: up to and including 4.0.0.0

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