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

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Mar 18, 2026 · NIST NVD

   Detected

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

2. Jun 17, 2026 · NIST NVD

   Updated

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

Sources

• CVE.orgVulnerability recordCVE-2026-30704

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2026-30704

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

  nvd.nist.gov

References

• Reference · mstreet97.github.io
• Reference · made-in-china.com