CVE-2025-43257
Sandbox Escape via Symlink Handling Vulnerability in macOS Sequoia
Publication date: 2026-04-02
Last updated on: 2026-04-03
Assigner: Apple Inc.
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| apple | macos | to 15.6 (exc) |
Helpful Resources
Exploitability
| 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
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves improper handling of symbolic links (symlinks) in macOS Sequoia. Due to this issue, an application may be able to break out of its sandbox, which is a security mechanism designed to isolate apps and limit their access to system resources.
How can this vulnerability impact me? :
If exploited, this vulnerability could allow an application to escape its sandbox restrictions, potentially gaining unauthorized access to system resources or data that should be isolated. This could lead to security breaches or unauthorized actions on the affected system.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, update your system to macOS Sequoia 15.6 or later, where the issue with symlink handling and sandbox breakout has been fixed.