Secure Cyber Vulnerability Management

13/08/2026
Zero-Day Initiative

ZDI-26-558: (Pwn2Own) Amazon Smart Plug OTA Update Process Improper Certificate Validation Vulnerability

by Deepanshu Jha
This vulnerability allows network-adjacent attackers to bypass certificate validation for OTA updates on affected installations of Amazon Smart Plug. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 6.8.

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