Skip to content
CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-28519

arduino-TuyaOpen DnsServer Heap-Based Buffer Overflow Remote Code Execution

Description

arduino-TuyaOpen before version 1.2.1 contains a heap-based buffer overflow vulnerability in the DnsServer component. An attacker on the same local area network who controls the LAN DNS server can send malicious DNS responses to overflow the heap buffer, potentially allowing execution of arbitrary code on affected embedded devices.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Tuya arduino-TuyaOpen

  • 0 to < 1.2.1affected

References