Philips Hue Bridge HomeKit Accessory Protocol improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Philips Hue Bridge. The impacted element is an unknown function of the component HomeKit Accessory Protocol. The manipulation leads to improper authentication. This vulnerability is documented as CVE-2026-3558. The attack requires being on the local network. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Philips Hue Bridge (affected version not known). It has been rated as critical. This issue affects some unknown functionality of the component HomeKit Accessory Protocol. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability.

It is possible to read the advisory at zerodayinitiative.com. The identification of this vulnerability is CVE-2026-3558. The exploitation is known to be difficult. The attack can only be initiated within the local network. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

03/07/2026 Advisory disclosed
03/07/2026 +0 days VulDB entry created
03/07/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: philips.ch

Advisory: zerodayinitiative.com
Status: Confirmed

CVE: CVE-2026-3558 (🔒)
GCVE (CVE): GCVE-0-2026-3558
GCVE (VulDB): GCVE-100-349631

Entryinfo

Created: 03/07/2026 09:30
Changes: 03/07/2026 09:30 (50)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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