CVE-2026-64727

critical · 9.8

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.

9.8

CVSS

0.5%

EPSS (exploit prob.)

41st

EPSS percentile

2026-07-27

Published

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

Weaknesses

CWE-843

Affected products

Vendor	Product	Affected versions
apple	macos	>= 26.0, < 26.6
apple	tvos	< 26.6

Check a specific version with /api/v1/cve/match.

References

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

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-64727