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CRITICALCVE-2026-30704Published Modified CNA mitre

CVE-2026-30704: The WiFi Extender WDR201A (HW V2

The WiFi Extender WDR201A (HW V2.1, FW LFMZX28040922V1.02) exposes an unprotected UART interface through accessible hardware pads on the PCB

Metrics

CVSS v3.1
9.1
Severity
CRITICAL
Fixed in
—
Affected Products
1
Affected packages
  • n/a / n/a
    n/a
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
References
CVE-2026-30704: The WiFi Extender WDR201A (HW V2 | HarborGuard CVE