CVE-2026-28891
Race Condition in macOS Allows Sandbox Escape
Publication date: 2026-03-25
Last updated on: 2026-03-25
Assigner: Apple Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| 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 ID | Description |
|---|---|
| CWE-362 | The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a race condition issue in certain versions of macOS (Sequoia 15.7.5, Sonoma 14.8.5, Tahoe 26.4). It was addressed by adding additional validation. The flaw could allow an application to break out of its sandbox, potentially bypassing security restrictions.
How can this vulnerability impact me? :
If exploited, this vulnerability could allow an application to escape its sandbox environment. This means the app might gain unauthorized access to system resources or data that should be isolated, potentially leading to security breaches or unauthorized actions on the affected macOS system.
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.