An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to access sensitive user data.
History

Sun, 02 Aug 2026 11:00:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bounds Read Potentially Exposing Sensitive User Data in macOS
Weaknesses CWE-125

Tue, 28 Jul 2026 17:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-787
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 28 Jul 2026 16:15:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bounds Read Potentially Exposing Sensitive User Data in macOS
Weaknesses CWE-125

Tue, 28 Jul 2026 02:15:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple macos
Vendors & Products Apple
Apple macos

Mon, 27 Jul 2026 20:30:00 +0000

Type Values Removed Values Added
Description An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An app may be able to access sensitive user data.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published: 2026-07-27T20:12:09.631Z

Updated: 2026-07-28T16:31:07.588Z

Reserved: 2026-05-01T22:46:27.818Z

Link: CVE-2026-43774

cve-icon Vulnrichment

Updated: 2026-07-28T16:13:31.938Z

cve-icon NVD

No data.

cve-icon Redhat

No data.