CVE-2020-13535: Kepware Linkmaster

High severity, CVSS 7.8. EPSS: 0.7% chance of exploitation in the next 30 days.

A privilege escalation vulnerability exists in Kepware LinkMaster 3.0.94.0. In its default configuration, an attacker can globally overwrite service configuration to execute arbitrary code with NT SYSTEM privileges.

Affected products

• Kepware Linkmaster: version 3.0.94.0 only

Published 2020-12-18. Last modified 2026-06-17.