CVE-2026-78806

Deferred Deferred - Pending Action

Information Disclosure in Matter Project Chip

Publication date: 2026-09-21

Last updated on: 2026-09-24

Assigner: MITRE

Description

An issue in Matter Standard Specification-Implementation gap v1.5.1 Matter Project Chip V1.5.1 allows a local attacker to obtain sensitive information via the PerformCommissioningStep function in the ChipDeviceController.cpp component

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-21

Last Modified

2026-09-24

Generated

2026-10-12

AI Q&A

2026-09-22

EPSS Evaluated

2026-10-11

NVD

CVE-2026-78806

EUVD

EUVD-2026-84242

Affected Vendors & Products

Vendor	Product	Version / Range
matter_project	chip	1.5.1

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-200	The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Attack-Flow Graph

Executive Summary

This vulnerability is a local information disclosure issue in the Matter Standard Specification-Implementation gap for version 1.5.1 of the Matter Project Chip. It occurs in the ChipDeviceController.cpp component through the PerformCommissioningStep function, allowing a local attacker to access sensitive information.

Impact Analysis

A local attacker could exploit this to obtain sensitive data from your Matter-enabled device, potentially leading to privacy breaches or further attacks on your network.

Compliance Impact

The provided CVE data does not specify how this vulnerability impacts compliance with standards like GDPR or HIPAA. The issue involves a local attacker obtaining sensitive information via a specific function, but no details are given about data types or regulatory implications.

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