CVE-2026-3562

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.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.zerodayinitiative.com/advisories/ZDI-26-160/	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:philips:hue_bridge_v2_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:philips:hue_bridge_v2:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-03-16 14:19

Updated : 2026-06-17 10:43

NVD link : CVE-2026-3562

Mitre link : CVE-2026-3562

CVE.ORG link : CVE-2026-3562

JSON object : View

Products Affected

philips

hue_bridge_v2
hue_bridge_v2_firmware

CWE

CWE-347

Improper Verification of Cryptographic Signature

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