CVE-2026-65381: A malicious app may be able to break out of its sandbox in Apple macOS
A vulnerability in Apple macOS allowed a malicious app to potentially break out of its sandbox due to improper entitlement verification. This issue was addressed by improving the validation of process entitlements. Fixed versions include macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
AI Analysis
Technical Summary
CVE-2026-65381 describes a validation issue in Apple macOS entitlement verification that could allow a malicious application to escape its sandbox restrictions. The sandbox is a security mechanism designed to isolate applications and limit their access to system resources. The vulnerability was fixed by enhancing the validation process of entitlements, preventing unauthorized privilege escalation. The fix is included in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
A malicious app exploiting this vulnerability could break out of its sandbox, potentially gaining unauthorized access to system resources or data beyond its intended scope. This could lead to privilege escalation and compromise of system security.
Mitigation Recommendations
This vulnerability has been fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Users and administrators should update to these versions or later to mitigate the risk. No additional mitigation steps are indicated by the vendor advisory.
CVE-2026-65381: A malicious app may be able to break out of its sandbox in Apple macOS
Description
A vulnerability in Apple macOS allowed a malicious app to potentially break out of its sandbox due to improper entitlement verification. This issue was addressed by improving the validation of process entitlements. Fixed versions include 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-2026-65381 describes a validation issue in Apple macOS entitlement verification that could allow a malicious application to escape its sandbox restrictions. The sandbox is a security mechanism designed to isolate applications and limit their access to system resources. The vulnerability was fixed by enhancing the validation process of entitlements, preventing unauthorized privilege escalation. The fix is included in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
A malicious app exploiting this vulnerability could break out of its sandbox, potentially gaining unauthorized access to system resources or data beyond its intended scope. This could lead to privilege escalation and compromise of system security.
Mitigation Recommendations
This vulnerability has been fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Users and administrators should update to these versions or later to mitigate the risk. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-07-22T00:46:31.442Z
- State
- PUBLISHED
Threat ID: 6aa860fd55bf5e2cf59d2579
Added to database: 09/14/2026, 21:02:53 UTC
Last enriched: 09/14/2026, 22:27:32 UTC
Last updated: 09/15/2026, 01:49:04 UTC
Views: 3
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