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CVE-2026-28520

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CVE-2026-28520

Published: Mar 15, 2026

Modified: Mar 16, 2026

PUBLISHED

CVSS v3.1

8.4

HIGH

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.

VendorProductVersions

Tuya

arduino-TuyaOpen

affected
0 - < 1.2.1

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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