Sandbox Escape Vulnerability in Apple macOS Products
CVE-2026-84580

Currently unrated

Key Information:

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

What is CVE-2026-84580?

A vulnerability in Apple’s macOS allows applications to potentially escape their sandbox environment, leading to unauthorized access and increased risk. This issue was addressed with enhanced verification methods and is resolved in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7, aiming to safeguard user data and system integrity.

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-2026-84580 Data

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