CVE-2026-3558Disclosure(philips / hue_bridge_v2)

LOWCVSS 8.1 · HIGH

Exploit discussion active in current signal (1 latest mentions)

Immediate actions

  • Hunt for exploitation attempts and persistence artifacts
  • Increase monitoring for publicly documented tradecraft
  • Track advisory updates for patch or workaround availability

Recommended action window: High priority (within 72h)

NVD 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.

1.5/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-306

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • hue_bridge_v2
  • hue_bridge_v2_firmware

Threat summary

  • Public PoC is present in monitored signal
  • 3 mentions across 3 observed days
  • Momentum state: stable

What's happening

  • PoC mentioned or linked in 1 signal
  • Technical details provided in 3 signals
  • Disclosure: 3 classified signals
  • Peaked 2d ago at 1 mentions (2026-03-06); latest day: 1
  • 3 total mentions across 3 days

Affected systems

Vendors
Products
hue_bridge_v2hue_bridge_v2_firmware

1 version affected across 2 products

Deep dive

Activity timeline3 mentions / 3d
00111Mentions · 2026-03-06: 1Mentions · 2026-03-13: 1Mentions · 2026-03-16: 1PoC Mentioned / Linked · 2026-03-06: 1Technical Details · 2026-03-06: 1Technical Details · 2026-03-13: 1Technical Details · 2026-03-16: 103-0603-1303-16
Signal classification1 categories
Disclosure
3100.0%
Referenced assets3 URLs
Full discourse3 posts
  • TheZDIBugs@TheZDIBugs
    Disclosure

    [ZDI-26-156|CVE-2026-3558] (Pwn2Own) Philips Hue Bridge HomeKit Accessory Protocol Transient Pairing Mode Authentication Bypass Vulnerability (CVSS 8.1; Credit: Ho Xuan Ninh (@Xuanninh1412) and Hoang Hai Long (@seadragnol) from Qrious Secure (@qriousec)) https://www.zerodayinitiative.com/advisories/ZDI-26-156/

    Post summary

    The advisory announces CVE-2026-3558, an authentication bypass vulnerability in Philips Hue Bridge HomeKit Accessory Protocol with a CVSS score of 8.1, and provides a link to the Zero Day Initiative for further details.

    00020469
    5.4K followersView on X
  • The Hacker Wire@TheHackerWire
    Disclosure

    🟠 CVE-2026-3558 - High Philips Hue Bridge HomeKit Accessory Protocol Transient Pairing Mode Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affec... https://www.thehackerwire.com/vulnerability/CVE-2026-3558/ https://t.co/l1S3dSpCIF

    Post summary

    The tweet announces CVE-2026-3558, an authentication bypass in Philips Hue Bridge's HomeKit feature, and links to a vulnerability article. No proof‑of‑concept, exploit code, patch, or evidence of active exploitation is provided.

    0000063
    136 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-3558 Philips Hue Bridge HomeKit Accessory Protocol Transient Pairing Mode Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass… https://www.cve.org/CVERecord?id=CVE-2026-3558

    Post summary

    The text announces the existence of CVE-2026-3558, an authentication bypass in Philips Hue Bridge’s HomeKit Accessory Protocol, and links to the CVE record.

    00000167
    56.7K followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
HWphilipshue_bridge_v2---
OSphilipshue_bridge_v2_firmware---

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