VDB

CVE-2026-64727

CVE-2026-64727 PUBLISHED CVSS 9.8 CRITICAL

Reported by apple · Published July 27, 2026

A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.6, tvOS 26.6. An app may be able to cause unexpected system termination.

Risk Scores

CVSS 3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products

VendorProductVersions
ApplemacOS0
AppletvOS0
ApplemacOS0, 0
AppletvOS0, 0

Timeline

  • Jul 27, 2026 CVE Published
  • Jul 28, 2026 Coalition ESS Score
  • Jul 28, 2026 Security Advisory

References

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