Is CVE-2026-3558 actively exploited?

CVE-2026-3558 has no public evidence of in-the-wild exploitation as of 2026-04-27.

What is the CVSS score for CVE-2026-3558?

CVE-2026-3558 has a CVSS score of 8.1 (HIGH severity). Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

How do I patch CVE-2026-3558?

Patch guidance is available from philips security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-3558.

Which products are affected by CVE-2026-3558?

1 product: philips hue bridge v2 firmware.

Fix CVE-2026-3558 - HIGH philips hue bridge v2 firmware

Description

Philips Hue Bridge HomeKit Accessory Protocol Transient Pairing Mode Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of Philips Hue Bridge. Authentication is not required to exploit this vulnerability. The specific flaw exists within the configuration of the HomeKit Accessory Protocol service, which listens on TCP port 8080 by default. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-28374.

CVSS Metrics

Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Attack Vector: adjacent network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: none
Weaknesses: CWE-306 · Missing Authentication

Metadata

Primary Vendor: PHILIPS
Published: 3/16/2026
Last Modified: 4/27/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

philips : hue_bridge_v2_firmware

Remediation Guidance

Executive Summary

Cite this page

CVE-2026-3558. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2026-3558

View on NIST NVD

CVE-2026-3558 vulnerability