Microsoft Exchange Server Spoofing Vulnerability for Exchange Server SE RTM SU5 (KB5074992)
Vulnerability Name Microsoft Exchange Server Spoofing Vulnerability for Exchange Server SE RTM SU5 (KB5074992)
Severity Moderate
Exploits Not available
CVE ID CVE-2026-21527
CVSS 3.06.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C)
Solution ExchangeSubscriptionEdition-KB5074992-x64-en.exe
Published Date 11/02/2026
Updated Date 11/02/2026

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