Overview: What is macOS Ventura 13.2.1? macOS Ventura 13.2.1 is a minor but important maintenance update released by Apple on February 9, 2023 . It followed the larger 13.2 update and focused on security fixes and bug resolutions rather than introducing new features. Specifically, this update patched an actively exploited WebKit vulnerability (CVE-2023-23529) that could allow arbitrary code execution via malicious web content.