EUVD-2026-12164CVSS VectorNVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
6DescriptionNVD
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.
AnalysisAI
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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RemediationAI
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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