CVE-2020-28188: TerraMaster Tos

Critical severity, CVSS 9.8. EPSS: 96.6% chance of exploitation in the next 30 days.

Remote Command Execution (RCE) vulnerability in TerraMaster TOS <= 4.2.06 allow remote unauthenticated attackers to inject OS commands via /include/makecvs.php in Event parameter.

Affected products

• TerraMaster Tos: up to and including 4.2.06

Published 2020-12-24. Last modified 2026-06-17.