---
id: CVE-2025-43531
title: A race condition was addressed with improved state handling
summary: >-
  A race condition was addressed with improved state handling. This issue is
  fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2,
  macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing
  maliciously cra…
severity: low
cvss: 3.1
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L'
cwe:
  - CWE-362
  - CWE-362
vendor: apple
product: safari
affected:
  - safari < 26.2
  - ipados < 18.7.3
  - iphone_os < 18.7.3
  - 'iphone_os >= 26.0, < 26.2'
  - macos < 26.2
  - tvos < 26.2
  - visionos < 26.2
  - watchos < 26.2
patched:
  - safari 26.2
  - ipados 18.7.3
  - iphone_os 26.2
  - macos 26.2
  - tvos 26.2
  - visionos 26.2
  - watchos 26.2
published: '2025-12-17'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T20:10:00.247'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-43531'
references:
  - url: 'https://support.apple.com/en-us/125884'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125885'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125886'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125889'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125890'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125891'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125892'
    label: product-security@apple.com
tags:
  - nvd
epss: 0.00454
epssPercentile: 0.37096
ingestedAt: '2026-09-30T20:23:19.457Z'
---

## Overview

A race condition was addressed with improved state handling. This issue is fixed in Safari 26.2, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, tvOS 26.2, visionOS 26.2, watchOS 26.2. Processing maliciously crafted web content may lead to an unexpected process crash.

## Affected

- `safari < 26.2`
- `ipados < 18.7.3`
- `iphone_os < 18.7.3`
- `iphone_os >= 26.0, < 26.2`
- `macos < 26.2`
- `tvos < 26.2`
- `visionos < 26.2`
- `watchos < 26.2`

## Remediation

Upgrade past the affected range:

- `safari 26.2`
- `ipados 18.7.3`
- `iphone_os 26.2`
- `macos 26.2`
- `tvos 26.2`
- `visionos 26.2`
- `watchos 26.2`