CVE-2026-20618
Undergoing Analysis Undergoing Analysis - In Progress
Improper Temporary File Handling in macOS Tahoe Allows Data Access

Publication date: 2026-02-11

Last updated on: 2026-02-18

Assigner: Apple Inc.

Description
An issue was addressed with improved handling of temporary files. This issue is fixed in macOS Tahoe 26.3. An app may be able to access user-sensitive data.
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Meta Information
Published
2026-02-11
Last Modified
2026-02-18
Generated
2026-06-16
AI Q&A
2026-02-12
EPSS Evaluated
2026-06-15
NVD
CVE-2026-20618
EUVD
EUVD-2026-6228
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
apple macos to 26.3 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-377 Creating and using insecure temporary files can leave application and system data vulnerable to attack.
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Executive Summary

This vulnerability involves improper handling of temporary files in macOS Tahoe. Due to this issue, an application may be able to access user-sensitive data that it should not normally have access to. The problem was addressed and fixed in macOS Tahoe version 26.3.

Impact Analysis

The vulnerability could allow an application to access sensitive user data without proper authorization. This could lead to privacy breaches or unauthorized disclosure of personal information.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

To mitigate this vulnerability, update your system to macOS Tahoe 26.3 or later, where the issue has been fixed with improved handling of temporary files.

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