January 24, 2026—KB5078136 (OS Build 20348.4651) Out-of-band

January 24, 2026—KB5078136 OS Build 20348.4651 Out-of-band This out-of-band update for Windows Server 2022 KB5078136 is cumulative. It includes updates from previous security, along with an additional fix. To learn more about differences between security updates, optional non-security preview...