---
id: "CVE-2026-112453"
kind: "vulnerability"
aliases: ["CVE-2026-112453"]
title: "macOS: path handling flaw lets an app break out of its sandbox"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["endpoints", "infrastructure", "macos"]
not_affected_if: []
published_at: "2026-10-26T21:17:35+00:00"
first_seen_at: "2026-10-26T21:20:25+00:00"
updated_at: "2026-10-26T21:30:25+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112453", "first_seen_at": "2026-10-26T21:20:25+00:00"}]
---

# macOS: path handling flaw lets an app break out of its sandbox

A path handling flaw in macOS lets an app escape its sandbox. The fix is in 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` on each Mac and compare against the fixed builds in the sources.
- unknown: the sources do not say how to test for the flaw itself.

## Fix

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

## Timeline

- 2026-10-26T21:20:25+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-112453

## 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 break out of its sandbox.

---

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