Microsoft releases the patches to updates the windows server every month.
From here you can download and install the latest patches on servers.

2024-07 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5040430)
https://www.catalog.update.microsoft.com/Search.aspx?q=KB5040430

2024-07 Cumulative Update for .NET Framework 3.5, 4.7.2 and 4.8 for Windows Server 2019 for x64 (KB5041017)
https://www.catalog.update.microsoft.com/Search.aspx?q=KB5041017

2024-08 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5041578)
https://www.catalog.update.microsoft.com/Search.aspx?q=KB5041578

2024-10 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5044277)
https://www.catalog.update.microsoft.com/Search.aspx?q=KB5044277

2024-11 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5046615)
https://www.catalog.update.microsoft.com/Search.aspx?q=KB5046615

2024-12 Cumulative Update for Windows Server 2019 for x64-based Systems (KB5048661)
https://www.catalog.update.microsoft.com/Search.aspx?q=KB5048661