---
id: CVE-2026-28936
title: The issue was addressed with improved checks
summary: >-
  The issue was addressed with improved checks. This issue is fixed in iOS
  18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.8,
  macOS Sonoma 14.8.7, macOS Sonoma 14.8.8, macOS Tahoe 26.5, visionOS 26.5.
  Processing a ma…
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-20
vendor: apple
product: ipados
affected:
  - ipados < 18.7.9
  - 'ipados >= 26.0, < 26.5'
  - iphone_os < 18.7.9
  - 'iphone_os >= 26.0, < 26.5'
  - 'macos >= 14.0, < 14.8.7'
  - 'macos >= 26.0, < 26.5'
  - visionos < 26.5
patched:
  - ipados 26.5
  - iphone_os 26.5
  - macos 26.5
  - visionos 26.5
published: '2026-05-11'
updated: '2026-07-27'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-28936'
references:
  - url: 'https://support.apple.com/en-us/127110'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/127111'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/127115'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/127117'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/127120'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/128071'
    label: product-security@apple.com
  - url: 'https://support.apple.com/en-us/128072'
    label: product-security@apple.com
tags:
  - nvd
epss: 0.0051
epssPercentile: 0.40957
ingestedAt: '2026-07-27T21:24:36.788Z'
---

## Overview

The issue was addressed with improved checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.8, macOS Sonoma 14.8.7, macOS Sonoma 14.8.8, macOS Tahoe 26.5, visionOS 26.5. Processing a maliciously crafted file may lead to unexpected app termination.

## Affected

- `ipados < 18.7.9`
- `ipados >= 26.0, < 26.5`
- `iphone_os < 18.7.9`
- `iphone_os >= 26.0, < 26.5`
- `macos >= 14.0, < 14.8.7`
- `macos >= 26.0, < 26.5`
- `visionos < 26.5`

## Remediation

Upgrade past the affected range:

- `ipados 26.5`
- `iphone_os 26.5`
- `macos 26.5`
- `visionos 26.5`