CVE-2025-62775: Mercku m6a

High severity, CVSS 8.0. EPSS: 0.3% chance of exploitation in the next 30 days.

Mercku M6a devices through 2.1.0 allow root TELNET logins via the web admin password.

Affected products

• Mercku m6a: up to and including 2.1.0

Published 2025-10-22. Last modified 2026-10-08.