Microsoft · Security update · October 12, 2021

KB5002028: October 2021 security update

KB5002028, released October 12, 2021, fixes 6 CVEs in Microsoft SharePoint Server 2019. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.

UrgentUnsupported product
CVEs closed
6
1 rated Critical
Exploited
0
None reported
Exploitation more likely
2
Vendor assessment
Highest EPSS
0.4821
98th percentile

Priority of the 6 CVEs

Patch now 0 Urgent 3 High 2 Routine 1

Applies to

Product
Microsoft SharePoint Server 2019

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
Urgent CVE-2021-40487 Microsoft Office SharePoint Remote Code Execution 8.1 0.4821 More likely
Urgent CVE-2021-41344 Microsoft Office SharePoint Remote Code Execution 8.1 0.0648 More likely
Urgent CVE-2021-40486 Microsoft Office Word Remote Code Execution 7.8 0.0599 Exploitation Less Likely
High CVE-2021-40483 Microsoft Office SharePoint Spoofing 7.6 0.0138 Exploitation Less Likely
High CVE-2021-40484 Microsoft Office SharePoint Spoofing 7.6 0.0138 Exploitation Less Likely
Routine CVE-2021-40482 Microsoft Office SharePoint Information Disclosure 5.3 0.0233 Exploitation Less Likely
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