CVE-2026-28853

Analyzed Analyzed - Analysis Complete

Privilege Escalation in macOS Sequoia

Publication date: 2026-10-20

Last updated on: 2026-11-03

Assigner: Apple Inc.

Description

The issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to elevate privileges.

CVSS Scores

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Meta Information

Published

2026-10-20

Last Modified

2026-11-03

Generated

2026-11-09

AI Q&A

2026-10-20

EPSS Evaluated

2026-11-07

NVD

CVE-2026-28853

EUVD

EUVD-2026-104697

Affected Vendors & Products

Vendor	Product	Version / Range
apple	macos	to 15.8 (exc)
apple	macos	From 26.0 (inc) to 26.7 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-269	The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Attack-Flow Graph

Executive Summary

This vulnerability allows an app to elevate its privileges on affected systems. It was addressed with improved checks in macOS Sequoia 15.8 and macOS Tahoe 26.7.

Detection Guidance

Detection requires updating to macOS Sequoia 15.8 or macOS Tahoe 26.7 to apply the fixed checks. No specific commands are provided in the context for detection.

Impact Analysis

An attacker could exploit this to gain higher privileges than intended, potentially allowing unauthorized access to system functions or sensitive data.

Compliance Impact

The provided CVE data does not specify how this vulnerability affects compliance with standards like GDPR or HIPAA. The description only mentions that an app may elevate privileges, which could potentially impact data protection or access controls.

Mitigation Strategies

Immediately update affected systems to macOS Sequoia 15.8 or macOS Tahoe 26.7 to apply the improved checks and address the privilege escalation issue.

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