CVE-2026-28867

Received Received - Intake

Kernel Information Leak via Authentication Flaw in Apple OSes

Publication date: 2026-03-25

Last updated on: 2026-03-27

Assigner: Apple Inc.

Description

This issue was addressed with improved authentication. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to leak sensitive kernel state.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-03-25

Last Modified

2026-03-27

Generated

2026-07-06

AI Q&A

2026-03-25

EPSS Evaluated

2026-07-05

NVD

CVE-2026-28867

EUVD

EUVD-2026-15146

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos	From 15.0 (inc) to 15.7.5 (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

KEV

CWE ID	Description
CWE-UNKNOWN

Attack-Flow Graph

Executive Summary

This vulnerability involves an issue where an app may be able to leak sensitive kernel state due to insufficient authentication mechanisms.

The problem was addressed by improving authentication and fixed in various Apple operating systems including iOS, iPadOS, macOS Sequoia, macOS Tahoe, tvOS, visionOS, and watchOS in their respective versions.

Impact Analysis

An app exploiting this vulnerability could potentially leak sensitive kernel state information, which might lead to unauthorized access to critical system data or compromise system integrity.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

To mitigate this vulnerability, update your Apple devices to the fixed versions: iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, and watchOS 26.4.

These updates include improved authentication that addresses the issue where an app may be able to leak sensitive kernel state.

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