---
id: "CVE-2026-113899"
kind: "vulnerability"
aliases: ["CVE-2026-113899"]
title: "Apple macOS: improved checks fix lets an app crash the system"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["apple-devices", "infrastructure", "macos"]
not_affected_if: ["fixed-macos-build"]
published_at: "2026-10-26T21:18:06+00:00"
first_seen_at: "2026-10-26T21:20:30+00:00"
updated_at: "2026-10-26T21:23:07+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-113899", "first_seen_at": "2026-10-26T21:20:30+00:00"}]
---

# Apple macOS: improved checks fix lets an app crash the system

A flaw in macOS lets an app cause an unexpected system termination. Apple's description says the issue was addressed with improved checks, and it names fixed builds of macOS Golden Gate 27.2, Sequoia 15.8.2 and Tahoe 26.7.2.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Run `sw_vers -productVersion` and compare with the fixed builds named in the advisory.
- Check the Apple security releases page for the matching macOS build.

## Fix

- Update macOS to Golden Gate `27.2`, Sequoia `15.8.2` or Tahoe `26.7.2`, or later.

## Timeline

- 2026-10-26T21:20:30+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-113899

## From the sources

The issue was addressed with improved checks. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_