CVE-2026-19188
Root OS command injection in Haiwell IoT Cloud HMI Gateway via /setting cmdPing.
Is CVE-2026-19188 being exploited?
Not confirmed. CVE-2026-19188 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 1.9% probability of exploitation in the next 30 days.
How severe is CVE-2026-19188?
CVE-2026-19188 is rated Critical with a CVSS score of 10.0. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-19188?
Not known from our data. No patch reference has been recorded for CVE-2026-19188, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2026-19188 affect?
CVE-2026-19188 affects Haiwell IoT Cloud HMI Gateway, Net Check (/setting) cmdPing Socket.io event. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-19188?
Isolate affected devices, block access to /setting Socket.io, restrict network, apply vendor patch ASAP.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote OS command execution as root via unsanitized cmdPing Socket.io input, enabling full system compromise and lateral movement.
Immediate action required
- affected3.40.1.12
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.