---
id: "CVE-2026-112483"
kind: "vulnerability"
aliases: ["CVE-2026-112483"]
title: "macOS: path handling flaw lets an app modify protected file system areas"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["endpoints", "infrastructure", "macos"]
not_affected_if: []
published_at: "2026-10-26T21:17:39+00:00"
first_seen_at: "2026-10-26T21:20:26+00:00"
updated_at: "2026-10-26T21:30:00+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112483", "first_seen_at": "2026-10-26T21:20:26+00:00"}]
---

# macOS: path handling flaw lets an app modify protected file system areas

A path handling flaw in macOS allows an app to modify parts of the file system that are meant to be protected. The sources do not say what the attacker needs beyond an installed app.

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

## How to check

- Check the installed macOS version in System Settings > General > About, or run `sw_vers -productVersion`
- Compare it against the fixed versions listed in the Fix section
- unknown for any other check, as the sources do not say

## Fix

- Update macOS to `27.2` (Golden Gate), `15.8.2` (Sequoia), or `26.7.2` (Tahoe), depending on the installed release
- unknown for any other action, as the sources do not say

## Timeline

- 2026-10-26T21:20:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-112483

## From the sources

A path handling issue was addressed with improved 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_