Out-of-bounds write in macOS - CVE-2026-28825

 

Out-of-bounds write in macOS - CVE-2026-28825

Published: March 25, 2026


Vulnerability identifier: #VU124376
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-28825
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Apple Inc.
Affected software:
macOS

Detailed vulnerability description

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to an out-of-bounds write in SMB. A local application can modify protected parts of the file system.


How to mitigate CVE-2026-28825

Install update from vendor's website.

Sources