---
id: CVE-2025-43321
title: >-
  The issue was resolved by blocking unsigned services from launching on Intel
  Macs
summary: >-
  The issue was resolved by blocking unsigned services from launching on Intel
  Macs. This issue is fixed in macOS Sequoia 15.7, macOS Sonoma 14.8, macOS
  Tahoe 26. An app may be able to access protected 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-284
vendor: apple
product: macos
affected:
  - 'macos >= 14.0, < 14.8'
  - 'macos >= 15.0, < 15.7'
patched:
  - macos 15.7
published: '2025-09-15'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T23:10:00.237'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-43321'
references:
  - url: 'https://support.apple.com/en-us/125110'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125111'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125112'
    label: product-security@apple.com
  - url: 'http://seclists.org/fulldisclosure/2025/Sep/53'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'http://seclists.org/fulldisclosure/2025/Sep/54'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'http://seclists.org/fulldisclosure/2025/Sep/55'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.00224
epssPercentile: 0.11783
ingestedAt: '2026-09-30T23:29:32.386Z'
---

## Overview

The issue was resolved by blocking unsigned services from launching on Intel Macs. This issue is fixed in macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. An app may be able to access protected user data.

## Affected

- `macos >= 14.0, < 14.8`
- `macos >= 15.0, < 15.7`

## Remediation

Upgrade past the affected range:

- `macos 15.7`