---
id: CVE-2026-49309
title: >-
  Permission control vulnerability in the Settings module.

  Impact: Successful exploitation of this vulnerability may affect service
  confidentiality.
summary: >-
  Permission control vulnerability in the Settings module.

  Impact: Successful exploitation of this vulnerability may affect service
  confidentiality.
severity: medium
cvss: 4.8
cvssVector: 'CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N'
cwe:
  - CWE-264
vendor: Huawei
product: HarmonyOS
affected:
  - HarmonyOS 4.3.3
  - HarmonyOS 4.3.1
  - HarmonyOS 4.3.0
  - HarmonyOS 4.2.0
  - HarmonyOS 4.0.0
  - EMUI 16.0.0
  - EMUI 15.0.0
  - EMUI 14.2.0
  - EMUI 14.0.0
published: '2026-09-09'
updated: '2026-09-09'
sourceUpdated: '2026-09-09T21:17:02.213'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-49309'
references:
  - url: 'https://consumer.huawei.com/en/support/bulletin/2026/9/'
    label: psirt@huawei.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-09T15:54:25.384876Z'
epss: 0.00114
epssPercentile: 0.01339
ingestedAt: '2026-09-09T05:00:01.750Z'
---

## Overview

Permission control vulnerability in the Settings module.
Impact: Successful exploitation of this vulnerability may affect service confidentiality.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.