Description

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.

INFO

Published Date :

2026-03-15T13:35:42.482Z

Last Modified :

2026-03-16T14:20:19.411Z

Source :

VulnCheck
AFFECTED PRODUCTS

The following products are affected by CVE-2026-28520 vulnerability.

Vendors Products
Tuya
  • Arduino-tuyaopen
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-28520.

URL Resource
https://github.com/tuya/arduino-TuyaOpen cve-icon cve-icon
https://src.tuya.com/announcement/32 cve-icon cve-icon
https://www.vulncheck.com/advisories/arduino-tuyaopen-wifimulti-single-byte-buffer-overflow-remote-code-execution cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Attack Requirements
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VS Confidentiality
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SS Confidentiality
SS Integrity
SS Availability
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact