Is CVE-2026-3562 actively exploited?

No active exploitation of CVE-2026-3562 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-3562 be exploited remotely?

Partially. CVE-2026-3562 requires adjacent network access (same network segment) to exploit.

What is the CVSS score of CVE-2026-3562?

CVE-2026-3562 has a CVSS score of 6.3 (MEDIUM).

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MEDIUM

CVE-2026-3562

CWE-347Published: March 16, 2026· Updated: Mar 16, 2026

6.3

CVSS v3.1

EPSS:0.02%probability of exploitation in 30 daysPercentile:3.5th

Official 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.

NVD Source

Technical Analysis

CVE-2026-3562 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.