CVE-2026-86875
Analyzed Analyzed - Analysis Complete

Improved Input Validation in Xcode Leads to Unexpected App Termination

Publication date: 2026-10-20

Last updated on: 2026-10-29

Assigner: Apple Inc.

Description
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.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-10-20
Last Modified
2026-10-29
Generated
2026-11-09
AI Q&A
2026-10-20
EPSS Evaluated
2026-11-07
NVD
CVE-2026-86875
EUVD
EUVD-2026-104713

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
apple xcode to 27.0 (exc)

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-20 The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This vulnerability is an input validation issue in Xcode 27. Parsing a maliciously crafted binary may cause unexpected app termination. It was fixed by improving input validation in the affected component.

Detection Guidance

This vulnerability is specific to Xcode 27 and involves parsing maliciously crafted binaries. Detection primarily involves checking the Xcode version and monitoring for unexpected app terminations when processing binaries. Ensure you are running Xcode 27 or later to avoid this issue.

Impact Analysis

The impact is limited to unexpected app termination when processing malicious binaries. It does not appear to allow data access or other severe consequences based on the provided description.

Mitigation Strategies

Update to Xcode 27 or later to address the input validation issue. Ensure your system runs macOS Tahoe 26.6 or later for compatibility with the fix.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-86875. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart

Security Radar

News mentioning this vulnerability
Loading related security news...