CVE-2018-17889: We-Con Pi Studio

Medium severity, CVSS 5.3. EPSS: 1.2% chance of exploitation in the next 30 days.

In WECON Technology Co., Ltd. PI Studio HMI versions 4.1.9 and prior and PI Studio versions 4.2.34 and prior when parsing project files, the XMLParser that ships with Wecon PIStudio is vulnerable to a XML external entity injection attack, which may allow sensitive information disclosure.

Affected products

• We-Con Pi Studio: up to and including 4.2.34
• We-Con Pi Studio HMI: up to and including 4.1.9

Published 2018-10-08. Last modified 2026-06-17.