CVE-2026-3556

Philips Hue Bridge HomeKit Pair-Setup Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Philips Hue Bridge. Authentication is not required to exploit this vulnerability. The specific flaw exists within the hk_hap_pair_storage_put function. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the HomeKit service. Was ZDI-CAN-28326.

The following products are affected by CVE-2026-3556 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-3556.

URL	Resource
https://www.zerodayinitiative.com/advisories/ZDI-26-154/