---
id: CVE-2025-43509
title: This issue was addressed with improved data protection
summary: >-
  This issue was addressed with improved data protection. This issue is fixed in
  macOS Sequoia 15.7.3, macOS Sonoma 14.8.3, macOS Tahoe 26.2. An app may be
  able to access sensitive user data.
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'
cwe:
  - CWE-200
vendor: apple
product: macos
affected:
  - 'macos >= 14.0, < 14.8.3'
  - 'macos >= 15.0, < 15.7.3'
patched:
  - macos 15.7.3
published: '2025-12-12'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T20:10:01.970'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-43509'
references:
  - url: 'https://support.apple.com/en-us/125886'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125887'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125888'
    label: product-security@apple.com
tags:
  - nvd
epss: 0.00206
epssPercentile: 0.09712
ingestedAt: '2026-10-07T20:46:46.917Z'
---

## Overview

This issue was addressed with improved data protection. This issue is fixed in macOS Sequoia 15.7.3, macOS Sonoma 14.8.3, macOS Tahoe 26.2. An app may be able to access sensitive user data.

## Affected

- `macos >= 14.0, < 14.8.3`
- `macos >= 15.0, < 15.7.3`

## Remediation

Upgrade past the affected range:

- `macos 15.7.3`