Description of the security update for Microsoft Exchange Server 2019 CU15: October 14, 2025 (KB5066367)

Description of the security update for Microsoft Exchange Server 2019 CU15: October 14, 2025 KB5066367 Applies To Exchange Server 2019 Original article content This security update rollup resolves vulnerabilities in Microsoft Exchange Server. To learn more about these vulnerabilities, see the...