What is CVE-2026-19188?

CVE-2026-19188 is a critical-severity vulnerability in Haiwell Iot Cloud Hmi Gateway, classified under OS Command Injection. CVSS score: 10.0/10. Published 2026-08-14.

How severe is CVE-2026-19188?

Critical severity. CVSS v3 base score is 10.0 out of 10.

RCE in Haiwell Iot Cloud Hmi Gateway

CVE-2026-19188

A critical OS command injection vulnerability has been identified in the Haiwell IoT Cloud HMI Gateway product. The vulnerability exists in the Net Check feature accessible via the /setting endpoint. The cmdPing Socket.io event fails to properly sanitize user-supplied input before passing it to the underlying operating system, allowing an attacker to inject and execute arbitrary OS commands with root privileges.

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Haiwell Iot Cloud Hmi Gateway — versions 3.40.1.12, 3.50.1.19

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

Frequently asked questions

What is CVE-2026-19188?: CVE-2026-19188 is a critical-severity vulnerability in Haiwell Iot Cloud Hmi Gateway, classified under OS Command Injection. CVSS score: 10.0/10. Published 2026-08-14.
How severe is CVE-2026-19188?: Critical severity. CVSS v3 base score is 10.0 out of 10.