---
id: "CVE-2026-86984"
kind: "vulnerability"
aliases: ["CVE-2026-86984"]
title: "macOS: file access flaw lets an app read user contact information"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["endpoints", "fleet-admins", "infrastructure", "macos"]
not_affected_if: ["patched-macos"]
published_at: "2026-10-26T21:20:36+00:00"
first_seen_at: "2026-10-26T21:55:22+00:00"
updated_at: "2026-10-26T21:56:33+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-86984", "first_seen_at": "2026-10-26T21:55:22+00:00"}]
---

# macOS: file access flaw lets an app read user contact information

A file access restriction problem in certain home folder files let an app read information about the user's contacts. Apple fixed it with improved access restrictions 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 versions.
- unknown

## Fix

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

## Timeline

- 2026-10-26T21:55:22+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-86984

## From the sources

A file access issue existed with certain home folder files. This was addressed with improved access restrictions. 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 access information about a user's contacts.

---

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