CVE-2020-6081: Codesys Runtime

High severity, CVSS 8.8. EPSS: 1.8% chance of exploitation in the next 30 days.

An exploitable code execution vulnerability exists in the PLC_Task functionality of 3S-Smart Software Solutions GmbH CODESYS Runtime 3.5.14.30. A specially crafted network request can cause remote code execution. An attacker can send a malicious packet to trigger this vulnerability.

Affected products

• Codesys Runtime: version 3.5.14.30 only

Published 2020-05-07. Last modified 2026-06-17.