About Apple security updates
For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.
Apple security documents reference vulnerabilities by CVE-ID when possible.
For more information about security, see the Apple Product Security page.
iCloud for Windows 11.4
Released September 24, 2020
Available for: Windows 10 and later via the Microsoft Store
Impact: Processing maliciously crafted web content may lead to a cross site scripting attack
Description: An input validation issue was addressed with improved input validation.
CVE-2020-9952: Ryan Pickren (ryanpickren.com)