---
id: CVE-2025-43454
title: This issue was addressed through improved state management
summary: >-
  This issue was addressed through improved state management. This issue is
  fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1. A device may
  persistently fail to lock.
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-284
vendor: apple
product: ipados
affected:
  - ipados < 26.1
  - iphone_os < 26.1
patched:
  - ipados 26.1
  - iphone_os 26.1
published: '2025-11-04'
updated: '2026-09-26'
sourceUpdated: '2026-09-26T00:10:00.127'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-43454'
references:
  - url: 'https://support.apple.com/en-us/125632'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/125633'
    label: product-security@apple.com
tags:
  - nvd
epss: 0.00432
epssPercentile: 0.34893
ingestedAt: '2026-09-26T00:22:39.973Z'
---

## Overview

This issue was addressed through improved state management. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1. A device may persistently fail to lock.

## Affected

- `ipados < 26.1`
- `iphone_os < 26.1`

## Remediation

Upgrade past the affected range:

- `ipados 26.1`
- `iphone_os 26.1`