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HIGHCVE-2026-28522Published Modified CNA VulnCheck

CVE-2026-28522: arduino-TuyaOpen WiFiUDP Null Pointer Dereference Denial of Service

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 that trigger a null pointer dereference, resulting in a denial-of-service condition.

Metrics

CVSS v4.0
7.1
Severity
HIGH
Fixed in
1.2.1
Affected Products
1

Fix available

1.2.1
Affected packages
  • Tuya / arduino-TuyaOpen
    < 1.2.1 (from 0)
CVSS Vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
References