Description

Philips Hue Bridge hk_hap Ed25519 Signature Verification Authentication Bypass 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 ed25519_sign_open function. The issue results from improper verification of a cryptographic signature. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-28480.

INFO

Published Date :

2026-03-13T20:37:09.162Z

Last Modified :

2026-03-16T20:21:33.688Z

Source :

zdi
AFFECTED PRODUCTS

The following products are affected by CVE-2026-3562 vulnerability.

Vendors Products
Philips
  • Hue Bridge V2
  • Hue Bridge V2 Firmware
Phillips
  • Hue Bridge
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-3562.

CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact