CVE-2026-28878
Modified Modified - Updated After Analysis
App Enumeration Privacy Issue in Apple iOS and macOS

Publication date: 2026-03-25

Last updated on: 2026-05-11

Assigner: Apple Inc.

Description
A privacy issue was addressed by removing sensitive data. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.7, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to enumerate a user's installed apps.
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Meta Information
Published
2026-03-25
Last Modified
2026-05-11
Generated
2026-06-16
AI Q&A
2026-03-25
EPSS Evaluated
2026-06-15
NVD
CVE-2026-28878
EUVD
EUVD-2026-15157
Affected Vendors & Products
Showing 9 associated CPEs
Vendor Product Version / Range
apple macos From 14.0 (inc) to 14.8.5 (exc)
apple macos From 26.0 (inc) to 26.4 (exc)
apple ipados to 18.7.7 (exc)
apple ipados From 26.0 (inc) to 26.4 (exc)
apple iphone_os to 18.7.7 (exc)
apple iphone_os From 26.0 (inc) 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
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KEV
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CWE ID Description
CWE-200 The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
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Compliance Impact

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Executive Summary

This vulnerability is a privacy issue where an app may be able to enumerate a user's installed apps. Essentially, it allows an application to discover which other apps are installed on the device, potentially exposing sensitive information about the user's app usage.

The issue was addressed by removing sensitive data that allowed this enumeration, and the fix is included in updates for various Apple operating systems such as iOS, iPadOS, macOS Sonoma, macOS Tahoe, tvOS, visionOS, and watchOS.

Impact Analysis

This vulnerability can impact you by compromising your privacy. If an app can enumerate the installed apps on your device, it may infer personal preferences, habits, or sensitive information based on the apps you use.

Such information could be exploited for targeted advertising, profiling, or other privacy-invasive activities without your consent.

Mitigation Strategies

To mitigate this vulnerability, update your Apple devices to the fixed versions: iOS 18.7.7 or 26.4, iPadOS 18.7.7 or 26.4, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, or watchOS 26.4.

Detection Guidance

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