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OpenAdvisories
High · 7.8 Known exploited · Ransomware CVE-2021-26858 EUVD-2021-13642GHSA-r4wp-245q-vr5w

Microsoft Exchange Server Remote Code Execution Vulnerability

Published Mar 2, 2021 · Updated Oct 1, 2026 · Assigned by microsoft

Description

Microsoft Exchange Server Remote Code Execution Vulnerability

Affected products

VendorProductAffectedFixed
Microsoft Microsoft Exchange Server 2013 Cumulative Update 21 15.00.0 – < 15.00.1395.012 15.00.1395.012
Microsoft Microsoft Exchange Server 2013 Cumulative Update 22 15.00.0 – < 15.00.1473.006 15.00.1473.006
Microsoft Microsoft Exchange Server 2013 Cumulative Update 23 15.00.0 – < 15.00.1497.012 15.00.1497.012
Microsoft Microsoft Exchange Server 2016 Cumulative Update 10 15.01.0 – < 15.01.1531.012 15.01.1531.012
Microsoft Microsoft Exchange Server 2016 Cumulative Update 11 15.01.0 – < 15.01.1591.018 15.01.1591.018
Microsoft Microsoft Exchange Server 2016 Cumulative Update 12 15.01.0 – < 15.01.1713.010 15.01.1713.010
Microsoft Microsoft Exchange Server 2016 Cumulative Update 13 15.01.0 – < 15.01.1779.008 15.01.1779.008
Microsoft Microsoft Exchange Server 2016 Cumulative Update 14 15.01.0 – < 15.01.1847.012 15.01.1847.012
Microsoft Microsoft Exchange Server 2016 Cumulative Update 15 15.01.0 – < 15.01.1913.012 15.01.1913.012
Microsoft Microsoft Exchange Server 2016 Cumulative Update 16 15.01.0 – < 15.01.1979.008 15.01.1979.008
Microsoft Microsoft Exchange Server 2016 Cumulative Update 17 15.01.0 – < 15.01.2044.013 15.01.2044.013
Microsoft Microsoft Exchange Server 2016 Cumulative Update 18 15.01.0 – < 15.01.2106.013 15.01.2106.013
Microsoft Microsoft Exchange Server 2016 Cumulative Update 19 15.01.0 – < 15.01.2176.009 15.01.2176.009
Microsoft Microsoft Exchange Server 2016 Cumulative Update 8 15.01.0 – < 15.01.1415.010 15.01.1415.010
Microsoft Microsoft Exchange Server 2016 Cumulative Update 9 15.01.0 – < 15.01.1466.016 15.01.1466.016
Microsoft Microsoft Exchange Server 2019 15.02.0 – < 15.02.0221.018 15.02.0221.018
Microsoft Microsoft Exchange Server 2019 Cumulative Update 1 15.02.0 – < 15.01.1979.006 15.01.1979.006
Microsoft Microsoft Exchange Server 2019 Cumulative Update 2 15.02.0 – < 15.02.0397.011 15.02.0397.011
Microsoft Microsoft Exchange Server 2019 Cumulative Update 3 15.02.0 – < 15.02.0464.015 15.02.0464.015
Microsoft Microsoft Exchange Server 2019 Cumulative Update 4 15.02.0 – < 15.02.0659.012 15.02.0659.012
Microsoft Microsoft Exchange Server 2019 Cumulative Update 5 15.02.0 – < 15.02.0595.008 15.02.0595.008
Microsoft Microsoft Exchange Server 2019 Cumulative Update 6 15.02.0 – < 15.02.0529.013 15.02.0529.013
Microsoft Microsoft Exchange Server 2019 Cumulative Update 7 15.02.0 – < 15.02.0721.013 15.02.0721.013
Microsoft Microsoft Exchange Server 2019 Cumulative Update 8 15.02.0 – < 15.02.0792.010 15.02.0792.010

Advisories 1

References