---
id: CVE-2026-64781
title: The issue was addressed with improved input validation
summary: >-
  The issue was addressed with improved input validation. This issue is fixed in
  Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1,
  macOS Tahoe 26.6.2, visionOS 27. Processing maliciously crafted web content
  may l…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L'
cwe:
  - CWE-20
vendor: apple
product: ipados
affected:
  - ipados < 18.7.10
  - 'ipados >= 26.0, < 26.6.1'
  - iphone_os < 18.7.10
  - 'iphone_os >= 26.0, < 26.6.1'
  - 'macos >= 26.0, < 26.6.2'
patched:
  - ipados 26.6.1
  - iphone_os 26.6.1
  - macos 26.6.2
published: '2026-08-17'
updated: '2026-09-14'
sourceUpdated: '2026-09-14T21:17:15.877'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-64781'
references:
  - url: 'https://support.apple.com/en-us/148281'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/148282'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/148286'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/148287'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/149038'
    label: product-security@apple.com
tags:
  - nvd
  - cve.org
epss: 0.0031
epssPercentile: 0.21264
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-08-18T13:25:26.384672Z'
ingestedAt: '2026-09-14T21:15:17.546Z'
---

## Overview

The issue was addressed with improved input validation. This issue is fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, visionOS 27. Processing maliciously crafted web content may lead to an unexpected Safari crash.

## Affected

- `ipados < 18.7.10`
- `ipados >= 26.0, < 26.6.1`
- `iphone_os < 18.7.10`
- `iphone_os >= 26.0, < 26.6.1`
- `macos >= 26.0, < 26.6.2`

## Remediation

Upgrade past the affected range:

- `ipados 26.6.1`
- `iphone_os 26.6.1`
- `macos 26.6.2`