Multiple serious vulnerabilities were found in Microsoft Office. Malicious users can exploit these vulnerabilities to execute arbitrary code, obtain sensitive information, gain privileges, cause denial of service.

Below is a complete list of vulnerabilities:

1. A vulnerability in Microsoft Outlook can be exploited remotely via specially crafted email to execute arbitrary code.
2. A vulnerability in Microsoft Outlook can be exploited remotely via specially designed e-mail to obtain sensitive information.
3. A vulnerability in Microsoft Outlook can be exploited remotely via specially crafted file to execute arbitrary code.
4. A vulnerability in Microsoft SharePoint can be exploited remotely via specially crafted web request to gain privileges.
5. A vulnerability in Microsoft SharePoint can be exploited remotely via specially designed request to gain privileges.
6. A vulnerability in Microsoft Outlook can be exploited remotely via specially crafted file to execute arbitrary code.
7. A vulnerability in Microsoft Word can be exploited remotely via specially crafted file to execute arbitrary code.
8. A vulnerability in Microsoft Skype for Business can be exploited remotely via specially designed e-mail to cause denial of service.
9. A vulnerability in Microsoft Outlook can be exploited remotely via specially designed e-mail to obtain sensitive information.
10. A vulnerability in Microsoft Word can be exploited remotely via specially crafted file to execute arbitrary code.
11. A vulnerability in Microsoft Project can be exploited remotely via specially crafted file to execute arbitrary code.
12. A vulnerability in Microsoft Excel can be exploited remotely via specially crafted file to execute arbitrary code.
13. A vulnerability in Microsoft Outlook can be exploited remotely via specially crafted file to execute arbitrary code.
14. A vulnerability in Microsoft SharePoint can be exploited remotely via specially designed request to obtain sensitive information.
15. A vulnerability in Microsoft Excel can be exploited remotely via specially crafted file to execute arbitrary code.

Microsoft Outlook 2016 (64-bit edition)
Microsoft Outlook 2010 Service Pack 2 (32-bit editions)
Office 365 ProPlus for 64-bit Systems
Microsoft Office 2019 for 64-bit editions
Microsoft Outlook 2016 (32-bit edition)
Microsoft Office 2019 for 32-bit editions
Microsoft Outlook 2013 Service Pack 1 (32-bit editions)
Office 365 ProPlus for 32-bit Systems
Microsoft Outlook 2013 Service Pack 1 (64-bit editions)
Microsoft Outlook 2013 RT Service Pack 1
Microsoft Outlook 2010 Service Pack 2 (64-bit editions)
Microsoft SharePoint Server 2019
Microsoft SharePoint Enterprise Server 2013 Service Pack 1
Microsoft SharePoint Enterprise Server 2016
Microsoft SharePoint Foundation 2013 Service Pack 1
Microsoft Office 2010 Service Pack 2 (64-bit editions)
Microsoft SharePoint Server 2010 Service Pack 2
Microsoft Office Web Apps 2010 Service Pack 2
Microsoft Office 2010 Service Pack 2 (32-bit editions)
Microsoft Lync 2013 Service Pack 1 (64-bit)
Skype for Business 2016 (32-bit)
Skype for Business 2016 (64-bit)
Microsoft Lync Basic 2013 Service Pack 1 (64-bit)
Microsoft Lync Basic 2013 Service Pack 1 (32-bit)
Microsoft Lync 2013 Service Pack 1 (32-bit)
Skype for Business 2016 Basic (32-bit)
Skype for Business 2016 Basic (64-bit)
Microsoft Word 2013 RT Service Pack 1
Microsoft Word 2016 (32-bit edition)
Microsoft Word 2010 Service Pack 2 (32-bit editions)
Microsoft Word 2013 Service Pack 1 (64-bit editions)
Microsoft Word 2013 Service Pack 1 (32-bit editions)
Microsoft Word 2010 Service Pack 2 (64-bit editions)
Microsoft Word 2016 (64-bit edition)
Microsoft Project 2010 Service Pack 2 (64-bit editions)
Microsoft Project Server 2013 Service Pack 1 (32-bit edition)
Microsoft Project 2010 Service Pack 2 (32-bit editions)
Microsoft Project Server 2013 Service Pack 1 (64-bit edition)
Microsoft Project 2016 (32-bit edition)
Microsoft Project 2016 (64-bit edition)
Microsoft Excel 2016 (64-bit edition)
Microsoft Excel 2016 (32-bit edition)
Microsoft Office 2016 for Mac
Microsoft Office 2019 for Mac
Microsoft Office 2016 (64-bit edition)
Microsoft Office 2013 RT Service Pack 1
Microsoft Excel Viewer 2007 Service Pack 3
Microsoft Office 2013 Service Pack 1 (32-bit editions)
Microsoft Office 2013 Service Pack 1 (64-bit editions)
Excel Services
Microsoft Office 2016 (32-bit edition)
Microsoft Excel 2010 Service Pack 2 (64-bit editions)
Microsoft Office Compatibility Pack Service Pack 3
Microsoft Office Web Apps Server 2013 Service Pack 1
Microsoft Excel 2013 Service Pack 1 (64-bit editions)
Microsoft Excel 2010 Service Pack 2 (32-bit editions)
Microsoft Excel 2013 Service Pack 1 (32-bit editions)
Microsoft Excel 2013 RT Service Pack 1

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

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