CVE-2026-3555CWE-122

Philips Hue Bridge Zigbee Stack Custom Command Handler Heap-based Buffer Overflow Remote Code Execution Vulnerability

High · published March 13, 2026

CVSS v3.0
8.0
EPSS
0%
Percentile
31.8
In the wild
Unconfirmed
What it is

Philips Hue Bridge Zigbee Stack Custom Command Handler 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. User interaction is required to exploit this vulnerability in that the user must initiate the device pairing process.

The specific flaw exists within the handling of custom Zigbee ZCL frames in the Model Info download functionality. The issue results from the lack of proper validation of the size of data prior to copying it to a fixed-size heap buffer. An attacker can leverage this vulnerability to execute code in the context of the device. Was ZDI-CAN-28276.

The record
Technical detail
CVSS v3.0
8.0 · HIGH
Vector
CVSS:3.0/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00389 · 31.8th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2026-03-13T20:36Z
EPSS history
Timeline
  • 13 MAR 20:36Z
    Philips Hue Bridge Zigbee Stack Custom Command Handler Heap-based Buffer Overflow Remote Code Execution Vulnerability
    cvelistv5