---
id: CVE-2026-65346
title: An integer overflow was addressed with improved input validation
summary: >-
  An integer overflow was addressed with improved input validation. This issue
  is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Sequoia 15.8, macOS Tahoe
  26.6.2, tvOS 27, visionOS 27, watchOS 27. Processing an image may lead to
  arbitrary co…
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-190
vendor: apple
product: ipados
affected:
  - ipados < 26.6.1
  - iphone_os < 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: '2026-09-14T21:17:19.537'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-65346'
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/149036'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/149037'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/149038'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/149043'
    label: product-security@apple.com
tags:
  - nvd
  - cve.org
epss: 0.00587
epssPercentile: 0.45688
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-08-18T00:00:00+00:00'
ingestedAt: '2026-09-14T21:15:17.472Z'
---

## Overview

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 26.6.1 and iPadOS 26.6.1, macOS Sequoia 15.8, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, watchOS 27. Processing an image may lead to arbitrary code execution.

## Affected

- `ipados < 26.6.1`
- `iphone_os < 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`