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)

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.029 (86.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-19188: rose from 0.019 to 0.029.

EPSS over last 30 days · oldest: 0.019 · newest: 0.029 · change: +0.010

Affected products

Weakness classification (CWE)

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.