---
id: CVE-2026-43715
title: A use-after-free issue was addressed with improved memory management
summary: >-
  A use-after-free issue was addressed with improved memory management. This
  issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, iOS 26.7 and
  iPadOS 26.7, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6.
  Processing ma…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cwe:
  - CWE-416
vendor: apple
product: safari
affected:
  - safari < 26.5.2
  - ipados < 26.5.2
  - iphone_os < 26.5.2
  - 'macos >= 26.0, < 26.5.2'
patched:
  - safari 26.5.2
  - ipados 26.5.2
  - iphone_os 26.5.2
  - macos 26.5.2
published: '2026-06-29'
updated: '2026-09-14'
sourceUpdated: '2026-09-14T21:17:09.273'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-43715'
references:
  - url: 'https://support.apple.com/en-us/127594'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/127595'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/127685'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/128068'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/128069'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/128070'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/149041'
    label: product-security@apple.com
tags:
  - nvd
  - cve.org
epss: 0.0041
epssPercentile: 0.32449
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-06-29T00:00:00+00:00'
ingestedAt: '2026-09-14T21:15:17.556Z'
---

## Overview

A use-after-free issue was addressed with improved memory management. This issue is fixed in Safari 26.5.2, iOS 26.5.2 and iPadOS 26.5.2, iOS 26.7 and iPadOS 26.7, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to memory corruption.

## Affected

- `safari < 26.5.2`
- `ipados < 26.5.2`
- `iphone_os < 26.5.2`
- `macos >= 26.0, < 26.5.2`

## Remediation

Upgrade past the affected range:

- `safari 26.5.2`
- `ipados 26.5.2`
- `iphone_os 26.5.2`
- `macos 26.5.2`