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Vulnerabilities of Microsoft Microsoft Exchange Server 2016 Cumulative Update 23

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CVE Summary Score Published
CVE-2026-42897 Exploited Microsoft Exchange Server Cross-Site Scripting Vulnerability 8.1 High May 14, 2026
CVE-2024-21410 Exploited Microsoft Exchange Server Privilege Escalation Vulnerability 9.8 Critical Feb 13, 2024
CVE-2023-21529 Exploited Microsoft Exchange Server Deserialization of Untrusted Data Vulnerability 8.8 High Feb 14, 2023
CVE-2022-41080 Exploited Microsoft Exchange Server Privilege Escalation Vulnerability 8.8 High Nov 9, 2022
CVE-2022-41082 Exploited Microsoft Exchange Server Remote Code Execution Vulnerability 8.0 High Oct 3, 2022
CVE-2022-41040 Exploited Microsoft Exchange Server Server-Side Request Forgery Vulnerability 8.8 High Oct 3, 2022

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