CVE-2026-28519 — arduino-TuyaOpen DnsServer Heap-Based Buffer Overflow Remote Code Execution
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…
Published: 2026-03-15 · CVSS: 8.7 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7