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07/03/2026
Zero-Day Initiative

ZDI-26-157: (Pwn2Own) Philips Hue Bridge HomeKit Accessory Protocol Static Nonce Authentication Bypass Vulnerability

by Deepanshu Jha
This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of Philips Hue Bridge. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.1. The following CVEs are assigned: CVE-2026-3559.
  • Next ZDI-26-158: (Pwn2Own) Philips Hue Bridge HomeKit hk_hap_pair_storage_put Heap-based Buffer Overflow Remote Code Execution Vulnerability
  • Previous ZDI-26-156: (Pwn2Own) Philips Hue Bridge HomeKit Accessory Protocol Transient Pairing Mode Authentication Bypass Vulnerability

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