CVE-2026-84580: An app may be able to break out of its sandbox in Apple macOS
The issue was addressed with improved checks. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to break out of its sandbox.
AI Analysis
Technical Summary
CVE-2026-84580 describes a sandbox escape vulnerability in Apple macOS. An application running within the sandbox may exploit this flaw to break out of the sandbox restrictions. Apple fixed this issue by implementing improved checks in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
Successful exploitation could allow an app to bypass sandbox restrictions, potentially leading to unauthorized access to system resources or data outside the sandbox. No known exploits in the wild have been reported.
Mitigation Recommendations
Apply the official fixes by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7 or later. These versions contain the improved checks that address the sandbox escape vulnerability.
CVE-2026-84580: An app may be able to break out of its sandbox in Apple macOS
Description
The issue was addressed with improved checks. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. An app may be able to break out of its sandbox.
Affected software
Apple
macOS
pkg:github/apple/macosRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-84580 describes a sandbox escape vulnerability in Apple macOS. An application running within the sandbox may exploit this flaw to break out of the sandbox restrictions. Apple fixed this issue by implementing improved checks in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
Successful exploitation could allow an app to bypass sandbox restrictions, potentially leading to unauthorized access to system resources or data outside the sandbox. No known exploits in the wild have been reported.
Mitigation Recommendations
Apply the official fixes by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7 or later. These versions contain the improved checks that address the sandbox escape vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-09-01T21:13:17.756Z
- State
- PUBLISHED
Threat ID: 6aa8610d55bf5e2cf59d2c03
Added to database: 09/14/2026, 21:03:09 UTC
Last enriched: 09/14/2026, 22:02:34 UTC
Last updated: 09/15/2026, 03:01:22 UTC
Views: 2
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