CVE-2026-28996
Race Condition in Apple iOS and macOS
Publication date: 2026-05-11
Last updated on: 2026-05-11
Assigner: Apple Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| apple | ios | 26.5 |
| apple | ipad_os | 26.5 |
| apple | macos_sequoia | 15.7.7 |
| apple | macos_sonoma | 14.8.7 |
| apple | macos_tahoe | 26.5 |
| apple | tv_os | 26.5 |
| apple | vision_os | 26.5 |
| apple | watch_os | 26.5 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
How can this vulnerability impact me? :
The vulnerability could allow an app to access sensitive user data without proper authorization.
This unauthorized access to sensitive data could lead to privacy breaches or misuse of personal information.
Can you explain this vulnerability to me?
This vulnerability is a race condition issue that was addressed by adding additional validation. A race condition occurs when the behavior of software depends on the sequence or timing of uncontrollable events, potentially leading to unexpected behavior.
In this case, the race condition could allow an app to access sensitive user data improperly.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, update your Apple devices to the fixed versions of the operating systems as soon as possible.
- Update iOS devices to iOS 26.5 or later.
- Update iPadOS devices to iPadOS 26.5 or later.
- Update macOS devices to macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, or macOS Tahoe 26.5 or later.
- Update tvOS devices to tvOS 26.5 or later.
- Update visionOS devices to visionOS 26.5 or later.
- Update watchOS devices to watchOS 26.5 or later.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
This vulnerability allows an app to potentially access sensitive user data due to a race condition. Such unauthorized access to sensitive data could impact compliance with data protection regulations like GDPR and HIPAA, which require strict controls over personal and health information.
However, specific details on how this vulnerability affects compliance with these standards are not provided.