Improper limitation of a pathname to a restricted directory ('path traversal') in macOS - CVE-2026-28827
Published: March 25, 2026
Vulnerability identifier: #VU124369
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-2026-28827
CWE-ID: CWE-22
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Apple Inc.
Affected software:
macOS
macOS
Detailed vulnerability description
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to incorrect handling of path names in NetFSFramework. A local application can trick the victim into opening a specially crafted file and break out of its sandbox.
How to mitigate CVE-2026-28827
Install update from vendor's website.