Permissions, Privileges, and Access Controls in macOS - CVE-2026-28840
Published: May 12, 2026
Vulnerability identifier: #VU131094
CSH Severity: Low
CVSS v4: 8.5 [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]
CVE-ID: CVE-2026-28840
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to improperly imposed security restrictions in PackageKit. A local application can execute arbitrary code with root privileges.
Affected software
macOS
How to mitigate CVE-2026-28840
Install updates from vendor's website.
macOS - addressed in versions 15.7.7 24G720, 14.8.7 23J520