CVE-2026-64731
CriticalCVSS 9.8Exploitation Probability (EPSS)
Low risk38th percentile - higher than 38% of all known CVEs
Summary
Path validation was improved. The issue affects macOS Sequoia 15.7.8 and macOS Tahoe 26.6. A malicious app may be able to break out of its sandbox.
Risk Assessment
Risk of privilege escalation and unauthorized system access.
Recommendation
Update systems to macOS Sequoia 15.7.8 or macOS Tahoe 26.6.
Other vulnerabilities in Apple macOS
See all- CVE-2026-84520Critical
A buffer overflow vulnerability in macOS Golden Gate, fixed by improved size validation. A local attacker may be able to cause unexpected system termination or corrupt kernel memory.
- CVE-2026-64767Critical
A buffer overflow vulnerability in macOS allows a remote attacker to cause unexpected system termination or corrupt kernel memory.
- CVE-2026-64704Critical
A type confusion issue was addressed with improved memory handling. The fix is included in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, and macOS Tahoe 26.6. An app may be able to cause unexpected system termination.
- CVE-2026-64703Critical
A use after free issue was addressed with improved memory management. The fix is included in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, and macOS Tahoe 26.6. An app may be able to cause a denial-of-service.
- CVE-2026-64702Critical
An access issue was addressed with additional sandbox restrictions. The fix is included in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, and macOS Tahoe 26.6. An app may be able to break out of its sandbox.
- CVE-2026-64698Critical
A memory handling issue was fixed with improved memory management. The vulnerability affects macOS systems. An app may cause unexpected system termination or read kernel memory.
- CVE-2026-64697Critical
A memory handling issue was fixed with improved memory management. The vulnerability affects macOS systems. An app may cause unexpected system termination or corrupt kernel memory.
- CVE-2026-64696Critical
A memory handling issue was fixed with improved memory management. The vulnerability affects macOS systems. A remote user may cause unexpected system termination or corrupt kernel memory.
- CVE-2026-64694Critical
An integer overflow issue was fixed with improved input validation. The vulnerability affects macOS systems. An app may cause unexpected system termination.
- CVE-2026-43793Critical
Improved validation of environment variables in macOS. An app may cause unexpected system termination.
Original NVD description (English source)
A path handling issue was addressed with improved validation. This issue is fixed in macOS Sequoia 15.7.8, macOS Tahoe 26.6. A malicious app may be able to break out of its sandbox.