---
id: CVE-2026-86875
title: An input validation issue was addressed with improved input validation
summary: >-
  An input validation issue was addressed with improved input validation. This
  issue is fixed in Xcode 27. Parsing a maliciously crafted binary may lead to
  unexpected app termination.
severity: none
vendor: Apple
product: Xcode
affected:
  - Xcode < 27
published: '2026-10-20'
updated: '2026-10-20'
sourceUpdated: '2026-10-20T00:50:44.830Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-86875'
references:
  - url: 'https://support.apple.com/en-us/149040'
tags:
  - cve.org
ingestedAt: '2026-10-20T01:49:42.597Z'
---

## Overview

An input validation issue was addressed with improved input validation. This issue is fixed in Xcode 27. Parsing a maliciously crafted binary may lead to unexpected app termination.

## Affected

- `Xcode < 27`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.