---
id: "CVE-2026-112512"
kind: "vulnerability"
aliases: ["CVE-2026-112512"]
title: "macOS: path validation flaw lets an app bypass Gatekeeper checks"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["endpoints", "infrastructure", "mac-fleets", "macos"]
not_affected_if: ["already-patched-macos"]
published_at: "2026-10-26T21:17:42+00:00"
first_seen_at: "2026-10-26T21:20:27+00:00"
updated_at: "2026-10-26T21:29:35+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-112512", "first_seen_at": "2026-10-26T21:20:27+00:00"}]
---

# macOS: path validation flaw lets an app bypass Gatekeeper checks

A path handling flaw in macOS was fixed with better validation. A malicious app can bypass Gatekeeper checks, which normally block unsigned or untrusted software from running.

_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 listed in the fix field.
- unknown

## Fix

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

## Timeline

- 2026-10-26T21:20:27+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-112512

## 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 bypass Gatekeeper checks.

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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_