CVE-2023-29154: Contec Conprosys HMI System

High severity, CVSS 7.2. EPSS: 41.4% chance of exploitation in the next 30 days.

SQL injection vulnerability exists in the CONPROSYS HMI System (CHS) versions prior to 3.5.3. A user who can access the affected product with an administrative privilege may execute an arbitrary SQL command via specially crafted input to the query setting page.

Affected products

• Contec Conprosys HMI System: before 3.5.3 (fixed in 3.5.3)

Published 2023-06-01. Last modified 2026-06-17.