CVE-2026-19188
Critical
Description
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.
SeverityCritical
CVSS10.0
Exploit probability—
ProductHaiwell IoT Cloud HMI Gateway
PublishedAug 14, 2026
First seenAug 14, 2026
Weakness typeCWE-78OS command injection
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Haiwell Haiwell IoT Cloud HMI Gateway | 3.40.1.12 | — |
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