---
id: CVE-2025-43339
title: An access issue was addressed with additional sandbox restrictions
summary: >-
  An access issue was addressed with additional sandbox restrictions. This issue
  is fixed in macOS Tahoe 26.1. A malicious app may be able to access sensitive
  user data.
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-284
vendor: apple
product: macos
affected:
  - macos < 26.1
patched:
  - macos 26.1
published: '2026-06-11'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T21:10:00.190'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-43339'
references:
  - url: 'https://support.apple.com/en-us/125634'
    label: product-security@apple.com
tags:
  - nvd
epss: 0.00112
epssPercentile: 0.01284
ingestedAt: '2026-09-30T21:25:07.742Z'
---

## Overview

An access issue was addressed with additional sandbox restrictions. This issue is fixed in macOS Tahoe 26.1. A malicious app may be able to access sensitive user data.

## Affected

- `macos < 26.1`

## Remediation

Upgrade past the affected range:

- `macos 26.1`