Microsoft Vulnerabilities and Affected Products
Vulnerabilities associated with Microsoft Exchange Server 2016 Cumulative Update 15.
Products
Clear product- Windows Server 20194,131 vulnerabilities
- Windows Server 2019 (Server Core installation)4,034 vulnerabilities
- Windows 10 Version 18093,762 vulnerabilities
- Windows Server 20163,677 vulnerabilities
- Windows Server 20223,485 vulnerabilities
- Windows Server 2016 (Server Core installation)3,473 vulnerabilities
- Windows 10 Version 16073,184 vulnerabilities
- Windows 10 Version 21H23,063 vulnerabilities
- Windows Server 2012 R22,998 vulnerabilities
- Windows Server 2012 R2 (Server Core installation)2,853 vulnerabilities
- Windows Server 20122,824 vulnerabilities
- Windows Server 2012 (Server Core installation)2,691 vulnerabilities
- Windows 10 Version 22H22,565 vulnerabilities
- Windows 10 Version 15072,277 vulnerabilities
- Windows 11 Version 24H21,924 vulnerabilities
- Windows Server 20251,917 vulnerabilities
- Windows Server 2025 (Server Core installation)1,917 vulnerabilities
- Windows Server 2008 R2 Service Pack 11,874 vulnerabilities
- Windows Server 2008 R2 Service Pack 1 (Server Core installation)1,860 vulnerabilities
- Windows 11 Version 23H21,845 vulnerabilities
- Windows 11 version 22H21,776 vulnerabilities
- Windows Server 2022, 23H2 Edition (Server Core installation)1,725 vulnerabilities
- Windows Server 2008 Service Pack 2 (Server Core installation)1,667 vulnerabilities
- Windows Server 2008 Service Pack 21,664 vulnerabilities
- Windows 11 version 21H21,560 vulnerabilities
| Vulnerability | Title and context | CVSS | EPSS | PoCs | Signals | STIX action |
|---|---|---|---|---|---|---|
CVE-2021-27065HIGH | Microsoft Exchange Server Remote Code Execution VulnerabilityMicrosoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-26858, CVE-2021-27078. | CVSS7.8v3.1 | EPSS>99.9% | PoCs17 | SignalsListed in CISA KEVKnown ransomware useNo Nuclei templates | STIX |
CVE-2021-26858HIGH | Microsoft Exchange Server Remote Code Execution VulnerabilityMicrosoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26857, CVE-2021-27065, CVE-2021-27078. Mar 2, 2021 | CVSS7.8v3.1 | EPSS89.5% | PoCs7 | SignalsListed in CISA KEVKnown ransomware useNo Nuclei templates | STIX |
CVE-2021-26857HIGH | Microsoft Exchange Server Remote Code Execution VulnerabilityMicrosoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26855, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078. | CVSS7.8v3.1 | EPSS94% | PoCs9 | SignalsListed in CISA KEVKnown ransomware useNo Nuclei templates | STIX |
CVE-2021-26855CRITICAL | Microsoft Exchange Server Remote Code Execution VulnerabilityMicrosoft Exchange Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-26412, CVE-2021-26854, CVE-2021-26857, CVE-2021-26858, CVE-2021-27065, CVE-2021-27078. | CVSS9.1v3.1 | EPSS>99.9% | PoCs56 | SignalsListed in CISA KEVKnown ransomware use1 Nuclei template | STIX |
CVE-2020-0903MEDIUM | A cross-site-scripting (XSS) vulnerability exists when Microsoft Exchange Server does not properly sanitize a specially crafted web request to an affected Exchange server, aka 'Microsoft Exchange Server Spoofing Vulnerability'. CWE-79Mar 12, 2020 | CVSS5.4v3.1 | EPSS1.65% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2020-0692HIGH | An elevation of privilege vulnerability exists in Microsoft Exchange Server, aka 'Microsoft Exchange Server Elevation of Privilege Vulnerability'. CWE-269Feb 11, 2020 | CVSS8.1v3.1 | EPSS3.26% | PoCs0 | SignalsNot listed in CISA KEVNo known ransomware useNo Nuclei templates | STIX |
CVE-2020-0688HIGH | Microsoft Exchange Server Validation Key Remote Code Execution VulnerabilityA remote code execution vulnerability exists in Microsoft Exchange software when the software fails to properly handle objects in memory, aka 'Microsoft Exchange Memory Corruption Vulnerability'. | CVSS8.8v3.1 | EPSS>99.9% | PoCs25 | SignalsListed in CISA KEVKnown ransomware useNo Nuclei templates | STIX |