CVE-2026-43783

A race condition was addressed with improved locking. This issue is fixed in macOS Tahoe 26.6. A malicious app may be able to gain root privileges.

  • Published Sep 14, 2026
  • CVSS 7.8 high
  • 0.1% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-43783 at the National Vulnerability Database