CVE-2026-28522

MEDIUM

6.5

Description

arduino-TuyaOpen before version 1.2.1 contains a null pointer dereference vulnerability in the WiFiUDP component. An attacker on the same local area network can send a large volume of malicious UDP packets to cause memory exhaustion on the device, triggering a null pointer dereference and resulting in a denial-of-service condition.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorADJACENT_NETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/16/2026

Last Modified3/17/2026

Sourcenvd

Honeypot Sightings0

Affected Products

tuya:arduino-tuyaopen

Weaknesses (CWE)

CWE-476

References

https://github.com/tuya/arduino-TuyaOpen(disclosure@vulncheck.com)

https://src.tuya.com/announcement/32(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/arduino-tuyaopen-wifiudp-null-pointer-dereference-denial-of-service(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.