CVE-2026-28920
Information Leakage 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 | 18.7.9 |
| apple | ipados | 18.7.9 |
| apple | macos_sequoia | 15.7.7 |
| apple | macos_sonoma | 14.8.7 |
| apple | macos_tahoe | 26.5 |
| apple | tvos | 26.5 |
| apple | visionos | 26.5 |
| apple | watchos | 26.5 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves information leakage that occurs when a user visits a maliciously crafted website. The issue was addressed by adding additional validation to prevent sensitive data from being exposed.
How can this vulnerability impact me? :
If exploited, this vulnerability could lead to the leakage of sensitive data from your device when visiting a malicious website. This could compromise your personal or confidential information.
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 18.7.9 or iOS 26.5.
- Update iPadOS devices to iPadOS 18.7.9 or iPadOS 26.5.
- Update macOS devices to macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, or macOS Tahoe 26.5.
- Update tvOS devices to tvOS 26.5.
- Update visionOS devices to visionOS 26.5.
- Update watchOS devices to watchOS 26.5.
Avoid visiting maliciously crafted websites that could exploit this information leakage vulnerability until updates are applied.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
This vulnerability involves information leakage through visiting a maliciously crafted website, which may result in sensitive data being exposed.
Information leakage vulnerabilities can potentially impact compliance with data protection regulations such as GDPR and HIPAA, as these standards require the protection of sensitive personal and health information from unauthorized disclosure.
However, the provided information does not specify the exact nature or scope of the leaked data, nor does it detail the compliance implications explicitly.