Microsoft · Security update · December 14, 2021

KB5002045: December 2021 security update

KB5002045, released December 14, 2021, fixes 4 CVEs in Microsoft SharePoint Server Subscription Edition. None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Microsoft's assessment
Highest EPSS
0.0293
87th percentile

Priority of the 4 CVEs

Patch now 0 Urgent 0 High 4 Routine 0

Applies to

CVEs this fix closes

PriorityCVEComponentImpactCVSSEPSSExploitation
High CVE-2021-42309 Microsoft Office SharePointRemote Code Execution8.8 0.0293 Exploitation Less Likely
High CVE-2021-42294 Microsoft Office SharePointRemote Code Execution7.2 0.0231 Exploitation Less Likely
High CVE-2021-42320 Microsoft Office SharePointSpoofing8.0 0.0160 Exploitation Less Likely
High CVE-2021-43242 Microsoft Office SharePointSpoofing7.6 0.0130 Exploitation Less Likely
Showing 1 to 4 of 4 1

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.