Advisory Details

March 6th, 2026

(Pwn2Own) Philips Hue Bridge HomeKit hk_hap_pair_storage_put Heap-based Buffer Overflow Remote Code Execution Vulnerability

CVE ID	CVE-2026-3560
CVSS SCORE	8.8, AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS	Philips
AFFECTED PRODUCTS	Hue Bridge
VULNERABILITY DETAILS	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 of the HomeKit implementation, which listens on TCP port 8080 by default. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the device.
ADDITIONAL DETAILS	Fixed in Bridge v2 Software version 1975170000 https://www.philips-hue.com/en-ca/support/release-notes/bridge
DISCLOSURE TIMELINE	2025-11-18 - Vulnerability reported to vendor 2026-03-06 - Coordinated public release of advisory 2026-03-06 - Advisory Updated
CREDIT	Xilokar (@xilokar@mamot.fr)

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