CVE-2026-3562

HighCVSS 8.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-347

Affected software

No affected versions have been published.

Timeline

Published
Mar 16, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-3562: High severity, CVSS 8.8 | Vulnix