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CVE-2026-28840: An app may be able to gain root privileges in Apple macOS

0
High
VulnerabilityCVE-2026-28840cvecve-2026-28840
Published: Mon May 11 2026 (05/11/2026, 20:08:15 UTC)
Source: CVE Database V5
Vendor/Project: Apple
Product: macOS

Description

CVE-2026-28840 is a vulnerability in Apple macOS where a permissions issue could allow an application to gain root privileges. The issue has been addressed with additional restrictions and fixed in macOS Sequoia 15. 7. 7, macOS Sonoma 14. 8. 7, and macOS Tahoe 26. 4. There are no known exploits in the wild at this time.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 05/12/2026, 01:55:54 UTC

Technical Analysis

This vulnerability involves a permissions flaw in macOS that could enable an app to escalate its privileges to root level. Apple has fixed the issue by implementing additional restrictions in specific macOS versions: Sequoia 15.7.7, Sonoma 14.8.7, and Tahoe 26.4. No CVSS score is provided, and no detailed technical exploitation information is available.

Potential Impact

An application exploiting this vulnerability could gain root privileges on affected macOS systems, potentially allowing full control over the system. This could lead to unauthorized system modifications or access to sensitive data. However, no known exploits are currently reported in the wild.

Mitigation Recommendations

Apply the official updates from Apple to macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, or macOS Tahoe 26.4 to remediate this vulnerability. Since these updates fix the permissions issue by adding additional restrictions, updating to these versions is the recommended mitigation. Patch status is confirmed by the vendor advisory stating the issue is fixed in these versions.

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Technical Details

Data Version
5.2
Assigner Short Name
apple
Date Reserved
2026-03-03T16:36:03.969Z
Cvss Version
null
State
PUBLISHED
Remediation Level
null

Threat ID: 6a02874ccbff5d86108b5385

Added to database: 5/12/2026, 1:50:04 AM

Last enriched: 5/12/2026, 1:55:54 AM

Last updated: 5/12/2026, 3:53:02 AM

Views: 2

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