---
id: "CVE-2026-112484"
kind: "vulnerability"
aliases: ["CVE-2026-112484"]
title: "macOS: improved file handling lets a malicious app run code as system"
severity: "high"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["apple-devices", "endpoints", "infrastructure", "macos"]
not_affected_if: ["already-patched"]
published_at: "2026-10-26T21:17:39+00:00"
first_seen_at: "2026-10-26T21:20:26+00:00"
updated_at: "2026-10-26T21:29:58+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112484", "first_seen_at": "2026-10-26T21:20:26+00:00"}]
---

# macOS: improved file handling lets a malicious app run code as system

Apple fixed a flaw in macOS file handling that lets a malicious application execute arbitrary code with system privileges. The sources do not name the exact component affected.

_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: macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2.

## Fix

- Update macOS to `27.2` (Golden Gate), `15.8.2` (Sequoia), or `26.7.2` (Tahoe) via Software Update.

## Timeline

- 2026-10-26T21:20:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-112484

## From the sources

This issue was addressed with improved file handling. This issue is fixed in macOS Golden Gate 27.2, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. A malicious application may be able to execute arbitrary code with system privileges.

---

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