CVE-2026-28863
Permissions Issue in iOS and Apple OS Allows User Fingerprinting
Publication date: 2026-03-25
Last updated on: 2026-03-26
Assigner: Apple Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| apple | ipados | to 26.4 (exc) |
| apple | iphone_os | to 26.4 (exc) |
| apple | tvos | to 26.4 (exc) |
| apple | visionos | to 26.4 (exc) |
| apple | watchos | to 26.4 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a permissions issue that was addressed by adding additional restrictions. It allowed an app to potentially fingerprint the user, which means the app could gather unique information to identify or track the user without their consent.
How can this vulnerability impact me? :
The vulnerability could impact you by allowing an app to fingerprint you, potentially compromising your privacy. This means your device or user identity could be tracked or identified by apps without your explicit permission.
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 Apple devices to iOS 26.4, iPadOS 26.4, tvOS 26.4, visionOS 26.4, or watchOS 26.4 as applicable.