CVE-2026-43774

MEDIUM

Apple macOS - Out-of-Bounds Access

Title source: rule
STIX 2.1

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.

Scores

CVSS v3 5.5
EPSS 0.0013
EPSS Percentile 3.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-787
Status published
Products (4)
Apple/macOS < 14.8.8
Apple/macOS < 15.7.8
Apple/macOS < 26.6
apple/macos 14.0 - 14.8.8
Published Jul 27, 2026
Tracked Since Jul 28, 2026