---
id: "CVE-2026-112442"
kind: "vulnerability"
aliases: ["CVE-2026-112442"]
title: "Apple macOS: race condition lets an app modify protected file system"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["apple-devices", "infrastructure", "macos"]
not_affected_if: ["patched-macos"]
published_at: "2026-10-26T21:17:34+00:00"
first_seen_at: "2026-10-26T21:20:25+00:00"
updated_at: "2026-10-26T21:31:38+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112442", "first_seen_at": "2026-10-26T21:20:25+00:00"}]
---

# Apple macOS: race condition lets an app modify protected file system

A race condition in macOS was fixed with extra validation. An app on the machine may be able to change protected parts of the file system.

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

## How to check

- Run `sw_vers -productVersion` and compare against the fixed builds in the sources
- unknown

## Fix

- Update macOS to `27.2` (Golden Gate), `15.8.2` (Sequoia) or `26.7.2` (Tahoe) or later
- unknown

## Timeline

- 2026-10-26T21:20:25+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-112442

## From the sources

A race condition was addressed with additional validation. 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 modify protected parts of the file system.

---

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