CVE-2026-20701
Received Received - Intake
Unauthorized Network Share Access via Sandbox Bypass in macOS

Publication date: 2026-03-25

Last updated on: 2026-03-25

Assigner: Apple Inc.

Description
An access issue was addressed with additional sandbox restrictions. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to connect to a network share without user consent.
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Meta Information
Published
2026-03-25
Last Modified
2026-03-25
Generated
2026-05-07
AI Q&A
2026-03-25
EPSS Evaluated
2026-05-05
NVD
EUVD
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
apple macos From 14.0 (inc) to 14.8.5 (exc)
apple macos From 15.0 (inc) to 15.7.5 (exc)
apple macos From 26.0 (inc) to 26.4 (exc)
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-693 The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability involves an access issue in certain versions of macOS where an application may be able to connect to a network share without obtaining the user's consent.

The issue was addressed by adding additional sandbox restrictions to prevent unauthorized network share connections.


How can this vulnerability impact me? :

If exploited, this vulnerability could allow an application to connect to a network share without the user's permission, potentially exposing sensitive files or data stored on that network share.

This unauthorized access could lead to privacy breaches or data leakage.


How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:

I don't know


How can this vulnerability be detected on my network or system? Can you suggest some commands?

I don't know


What immediate steps should I take to mitigate this vulnerability?

To mitigate this vulnerability, update your macOS system to one of the fixed versions: macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, or macOS Tahoe 26.4.


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