PT-2026-23776 · Philips · Philips Hue Bridge

Ho Xuan Ninh + 3 · CVE-2026-3558 · Published 2026-03-06 · Updated 2026-04-27

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Philips Hue Bridge (affected versions not specified)

Description A security issue exists in the Philips Hue Bridge related to the HomeKit Accessory Protocol. Specifically, a transient pairing mode authentication bypass is possible. This allows unauthorized access during the pairing process. The issue was discovered during the Pwn2Own competition by Ho Xuan Ninh and Hoang Hai Long from Qrious Secure.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Missing Authentication

Weakness Enumeration

CWE-306

Related Identifiers

CVE-2026-3558

ZDI-26-156

Affected Products

Philips Hue Bridge

References · 6

• https://zerodayinitiative.com/advisories/ZDI-26-156 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-3558 · Security Note
• https://twitter.com/CVEnew/status/2032605862812885022 · Twitter Post
• https://t.me/cveNotify/161096 · Telegram Post
• https://twitter.com/TheZDIBugs/status/2030060469944303987 · Twitter Post
• https://twitter.com/TheHackerWire/status/2033650094025928781 · Twitter Post