---
id: CVE-2025-21037
title: >-
  Improper access control in Samsung Notes prior to version 4.4.30.63 allows
  physical attackers to access data across multiple user profiles
summary: >-
  Improper access control in Samsung Notes prior to version 4.4.30.63 allows
  physical attackers to access data across multiple user profiles. User
  interaction is required for triggering this vulnerability.
severity: medium
cvss: 4.1
cvssVector: 'CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N'
vendor: samsung
product: notes
affected:
  - notes < 4.4.30.63
patched:
  - notes 4.4.30.63
published: '2025-09-03'
updated: '2026-10-01'
sourceUpdated: '2026-10-01T16:10:00.257'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-21037'
references:
  - url: 'https://security.samsungmobile.com/serviceWeb.smsb?year=2025&month=09'
    label: mobile.security@samsung.com
tags:
  - nvd
epss: 0.0015
epssPercentile: 0.04091
ingestedAt: '2026-10-01T18:55:42.281Z'
---

## Overview

Improper access control in Samsung Notes prior to version 4.4.30.63 allows physical attackers to access data across multiple user profiles. User interaction is required for triggering this vulnerability.

## Affected

- `notes < 4.4.30.63`

## Remediation

Upgrade past the affected range:

- `notes 4.4.30.63`