Patchday Microsoft Office Updates (January 12, 2021)

[German]On January 12, 2021 (second Tuesday of the month, Patchday at Microsoft), Microsoft released various security-related updates for still supported Microsoft Office versions and other products. Here is an overview of the available updates.

General Information

The updates refer to the installable MSI version of Office (the click-to-run packages obtain the updates through other channels). An overview of the updates can be found on this website. Details are documented in the linked KB articles. Office 2019 does not appear in the list because it is distributed via click-to-run packages and receives security updates via the Office Update feature.

Office 2016

The following security updates have been released for Office 2016.

• Excel 2016: Description of the security update for Excel 2016: January 12, 2021 (KB4493165)
• Office 2016: Description of the security update for Office 2016: January 12, 2021 (KB4493168)
• Office 2016: Description of the security update for Office 2016: January 12, 2021 (KB4486755)
• Word 2016: Description of the security update for Word 2016: January 12, 2021 (KB4493156)

Office 2013

For Office 2013, Service Pack 1 for Microsoft Office 2013 must be installed. The following security updates have been released.

• Excel 2013: Description of the security update for Excel 2013: January 12, 2021 (KB4493176)
• Office 2013: Description of the security update for Office 2013: January 12, 2021 (KB4486762)
• Office 2013: Description of the security update for Office 2013: January 12, 2021 (KB4486759)
• Word 2013: Description of the security update for Word 2013: January 12, 2021 (KB4486764)

Office 2010

Installation of these updates requires that Microsoft Office 2010 Service Pack 2 be installed. It is astonishing that there are still security updates, although Office 2010 reached the end of support on October 13, 2020.

• Excel 2010: Description of the security update for Excel 2010: January 12, 2021 (KB4493186)
• Office 2010: Description of the security update for Office 2010: January 12, 2021 (KB4493143)
• Office 2010: Description of the security update for Office 2010: January 12, 2021 (KB4493142)
• Office 2010: Description of the security update for Office 2010: January 12, 2021 (KB4493181)
• Word 2010: Description of the security update for Word 2010: January 12, 2021 (KB4493145)

More updates for Office

Microsoft has also released security updates for several versions of Microsoft SharePoint Server.

SharePoint Server 2019

• Office Online Server: Description of the security update for Office Online Server: January 12, 2021 (KB4493160)
• SharePoint Server 2019: Description of the security update for SharePoint Server 2019: January 12, 2021 (KB4493162)
• SharePoint Server 2019 Language Pack: Description of the security update for SharePoint Server 2019 Language Pack: January 12, 2021 (KB4493161)

Microsoft SharePoint Server 2016

• SharePoint Enterprise Server 2016: Description of the security update for SharePoint Enterprise Server 2016: January 12, 2021 (KB4493163)
• SharePoint Enterprise Server 2016: Description of the security update for SharePoint Enterprise Server 2016: January 12, 2021 (KB4493167)

Microsoft SharePoint Server 2013

• Office Web Apps Server 2013: Description of the security update for Office Web Apps Server 2013: January 12, 2021 (KB4493171)
• Project Server 2013: January 12, 2021, cumulative update for Project Server 2013 (KB4493173)
• SharePoint Enterprise Server 2013: Description of the security update for SharePoint Enterprise Server 2013: January 12, 2021 (KB4486724)
• SharePoint Enterprise Server 2013: Description of the security update for SharePoint Enterprise Server 2013: January 12, 2021 (KB4486683)
• SharePoint Enterprise Server 2013: January 12, 2021, cumulative update for SharePoint Enterprise Server 2013 (KB4493150)
• SharePoint Foundation 2013: Description of the security update for SharePoint Foundation 2013: January 12, 2021 (KB4493175)
• SharePoint Foundation 2013: January 12, 2021, cumulative update for SharePoint Foundation 2013 (KB4493172)

Microsoft SharePoint Server 2010

• Project Server 2010: January 12, 2021, cumulative update for Project Server 2010 (KB4493182)
• SharePoint Foundation 2010: Description of the security update for SharePoint Foundation 2010: January 12, 2021 (KB4493187)
• SharePoint Server 2010: Description of the security update for SharePoint Server 2010: January 12, 2021 (KB4493178)
• SharePoint Server 2010: Description of the security update for SharePoint Server 2010: January 12, 2021 (KB4486736)
• SharePoint Server 2010: January 12, 2021, cumulative update for SharePoint Server 2010 (KB4493184)
• SharePoint Server 2010: January 12, 2021, update for SharePoint Server 2010 (KB4493147)
• SharePoint Server 2010 Office Web Apps: Description of the security update for SharePoint Server 2010 Office Web Apps: January 12, 2021 (KB4493183)

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