arduino-TuyaOpen WiFiMulti Single-Byte Buffer Overflow Remote Code Execution
arduino-TuyaOpen before version 1.2.1 contains a single-byte buffer overflow vulnerability in the WiFiMulti component. When the victim's smart hardware connects to an attacker-controlled AP hotspot, the attacker can exploit the overflow to execute arbitrary code on the affected embedded device.
Severity high: primary CNA CVSS 8.6 v4.0 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2026-03-15T13:35:42.482Z. Updated 2026-03-16T14:20:19.411Z.