CVE-2026-64727

9.8 criticalEPSS 0.5%

Critical (9.8) in apple. EPSS 0.5% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

9.8 critical

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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-31)
CWE: CWE-843
Published: 2026-07-27
Modified: 2026-07-29
Record from: the NVD, synced 2026-10-19

Affected

apple:macos
apple:tvos

References

https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128069

Check your stack JSON