CVE-2026-3562

published 2026-03-16

CVE-2026-3562: Philips Hue Bridge hk_hap Ed25519 Signature Verification Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to execute…

Priority P3 59 high 8.8 CVSS 3.1

AV A AC L PR N UI N S U C H I H A H

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.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
philips	hue_bridge	—	—
philips	hue_bridge_v2_firmware	< 1975170000	1975170000

CVSS provenance

nvd v3.1 8.8 HIGH CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvd v3.0 6.3 MEDIUM CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

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CWE-347