Link following in macOS - CVE-2026-20633
Published: March 25, 2026
Vulnerability identifier: #VU124341
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-20633
CWE-ID: CWE-59
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 gain access to sensitive information.
The vulnerability exists due to an insecure link following issue in Archive Utility. A local application can create a specially crafted symbolic link to a confidential user's file on the system and read its contents.
How to mitigate CVE-2026-20633
Install update from vendor's website.