CVE-2026-84535: An app may be able to break out of its sandbox in Apple macOS
A vulnerability in Apple macOS allows an app to potentially break out of its sandbox due to an authorization issue. This issue has been addressed with improved state management and fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
AI Analysis
Technical Summary
CVE-2026-84535 is an authorization vulnerability in Apple macOS that could allow an application to escape its sandbox environment. The flaw was mitigated by improving state management within the system. The issue is resolved in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
An application exploiting this vulnerability could break out of its sandbox, potentially gaining broader access to system resources than intended. This could lead to unauthorized actions beyond the app's restricted environment.
Mitigation Recommendations
Apply the official fixes by updating to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7. These versions contain the patch that addresses the authorization issue and prevents sandbox escape.
CVE-2026-84535: An app may be able to break out of its sandbox in Apple macOS
Description
A vulnerability in Apple macOS allows an app to potentially break out of its sandbox due to an authorization issue. This issue has been addressed with improved state management and fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Affected software
Apple
macOS
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-84535 is an authorization vulnerability in Apple macOS that could allow an application to escape its sandbox environment. The flaw was mitigated by improving state management within the system. The issue is resolved in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
An application exploiting this vulnerability could break out of its sandbox, potentially gaining broader access to system resources than intended. This could lead to unauthorized actions beyond the app's restricted environment.
Mitigation Recommendations
Apply the official fixes by updating to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7. These versions contain the patch that addresses the authorization issue and prevents sandbox escape.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-09-01T21:13:17.750Z
- State
- PUBLISHED
Threat ID: 6aa8610655bf5e2cf59d2982
Added to database: 09/14/2026, 21:03:02 UTC
Last enriched: 09/14/2026, 22:31:39 UTC
Last updated: 09/15/2026, 01:49:00 UTC
Views: 4
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