Vulnerability Details CVE-2026-28521
arduino-TuyaOpen before version 1.2.1 contains an out-of-bounds memory read vulnerability in the TuyaIoT component. An attacker who hijacks or controls the Tuya cloud service can issue malicious DP event data to victim devices, causing out-of-bounds memory access that may result in information disclosure or a denial-of-service condition.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 1.5%
CVSS Severity
CVSS v3 Score 7.7
References
Products affected by CVE-2026-28521
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cpe:2.3:a:tuya:arduino-tuyaopen:*