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CVE-2026-3558 - Vulnerability Analysis

HighCVSS: 8.1

Last Updated: March 16, 2026

Philips Hue Bridge - Authentication Bypass

Published: March 16, 2026Updated: March 16, 2026

Overview

Philips Hue Bridge contains an authentication bypass caused by lack of authentication in HomeKit Accessory Protocol service on TCP port 8080, letting network-adjacent attackers bypass authentication, exploit requires no authentication.

Severity & Score

Severity: High

CVSS Score: 8.1

Impact

Network-adjacent attackers can bypass authentication, potentially gaining unauthorized access to the device.

Mitigation

Update to the latest version of Philips Hue Bridge firmware.

References

https://www.zerodayinitiative.com/advisories/ZDI-26-156/

Related Resources

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Details

CVE ID: CVE-2026-3558
Severity: High
CVSS Score: 8.1
Type: broken_authentication
Status: unconfirmed

CWE

CWE-306

CVSS Metrics

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N