CVE-2026-3562

| EUVD-2026-12164 MEDIUM
2026-03-13 zdi
6.3
CVSS 3.0
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CVSS Vector

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

3
Analysis Generated
Mar 13, 2026 - 21:01 vuln.today
EUVD ID Assigned
Mar 13, 2026 - 21:01 euvd
EUVD-2026-12164
CVE Published
Mar 13, 2026 - 20:37 nvd
MEDIUM 6.3

Tags

Authentication Bypass RCE Hue Bridge

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.

Analysis

CVE-2026-3562 is an authentication bypass vulnerability in Philips Hue Bridge's HAP (HomeKit Accessory Protocol) implementation, specifically within the ed25519_sign_open function that fails to properly verify Ed25519 cryptographic signatures. Network-adjacent attackers can exploit this flaw without authentication to execute arbitrary code on affected Hue Bridge installations. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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Priority Score

32
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +32
POC: 0

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CVE-2026-3562 vulnerability details – vuln.today
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