BaseFortify

Publication date: 2025-11-04

Last updated on: 2026-04-02

Assigner: Apple Inc.

Description

This issue was addressed with improved validation of symlinks. This issue is fixed in iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. An app may be able to access protected user data.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2025-11-04

Last Modified

2026-04-02

Generated

2026-07-06

AI Q&A

2025-11-04

EPSS Evaluated

2026-07-05

NVD

CVE-2025-43379

Affected Vendors & Products

Vendor	Product	Version / Range
apple	ipados	to 26.1 (exc)
apple	iphone_os	to 26.1 (exc)
apple	macos	to 14.8.2 (exc)
apple	macos	From 15.0 (inc) to 15.7.2 (exc)
apple	tvos	to 26.1 (exc)
apple	visionos	to 26.1 (exc)
apple	watchos	to 26.1 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-59	The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

Attack-Flow Graph

Executive Summary

This vulnerability involves insufficient validation of symbolic links (symlinks), which could allow an app to access protected user data. The issue was addressed by improving symlink validation in various Apple operating systems.

Impact Analysis

An app exploiting this vulnerability may be able to access protected user data without proper authorization, potentially leading to unauthorized data exposure.

Mitigation Strategies

To mitigate this vulnerability, update your system to the fixed versions: visionOS 26.1, macOS Sonoma 14.8.2, macOS Sequoia 15.7.2, watchOS 26.1, iOS 26.1, iPadOS 26.1, or tvOS 26.1. These updates include improved validation of symlinks to prevent unauthorized access to protected user data.

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