File System Modification Vulnerability in Apple macOS Products
CVE-2026-84514

Currently unrated

Key Information:

Vendor: Apple
Status: Mac OS
Vendor: CVE Published:; 14 September 2026

What is CVE-2026-84514?

A security vulnerability in Apple macOS products allows unauthorized applications to modify protected areas of the file system. This could lead to unauthorized data access or alterations. The issue has been addressed with additional entitlement checks, and users are encouraged to update to the latest versions: macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7 to mitigate potential risks.

Affected Version(s)

macOS 0 < 15.8

macOS 0 < 26.7

macOS 0 < 27

References

https://support.apple.com/en-us/149035

https://support.apple.com/en-us/149042

https://support.apple.com/en-us/149043

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Sep 14, 2026
Vulnerability Reserved
Sep 1, 2026

CVE-2026-84514 Data

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