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.
References (2)
Core 2
Scores
CVSS v3
9.8
EPSS
0.0036
EPSS Percentile
28.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-787
Status
published
Products (3)
Apple/macOS
< 15.7.8
Apple/macOS
< 26.6
apple/macos
15.0 - 15.7.8
Published
Jul 27, 2026
Tracked Since
Jul 28, 2026