CVE-2026-43748

CRITICAL CVSS 9.8 View on NVD ↗

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.

CVSS Vector

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

References

https://support.apple.com/en-us/128067
https://support.apple.com/en-us/128071

Published: Jul 27, 2026 21:16 UTC Modified: Jul 28, 2026 16:20 UTC