vulnerability Haiwell IoT Cloud HMI Gateway A critical OS command injection vulnerability has been identified in the Haiwell IoT Cloud HMI Gateway, version 3.40.1.12. Exploitation could allow an attacker to execute arbitrary OS commands with root privileges, posing a significant risk to critical infrastructure sectors like energy and manufacturing. Haiwell has r… CISA Advisories · Aug 13, 2026 Critical CVE-2026-19188cwe-78iotcommand injection