Multiple serious vulnerabilities have been found in Microsoft Office. Malicious users can exploit these vulnerabilities to obtain sensitive information, gain privileges, bypass security restrictions and spoof user interface.

Below is a complete list of vulnerabilities:

1. An incorrect handling of objects in memory in certain functions can be exploited remotely by convincing a user to open a specially designed document file;
2. An improper sanitizing of web requests can be exploited remotely by sending an email message or hosting a website with a specially designed URL and convincing a user to open it to gain privileges;
3. An incorrect parsing of file formats can be exploited remotely by convincing a user to open a specially designed file to bypass security restrictions;
4. An improper sanitizing of HTML tags can be exploited remotely by sending an email message with specially disigned HTML tags to spoof user interface;
5. An improper parsing of email messages can be exploited remotely by convincing a user to open or preview a specially designed email message to execute arbitrary code.

Microsoft Excel 2007 Service Pack 3
Microsoft Excel 2010 Service Pack 2
Microsoft Office Compatibility Pack Service Pack 2
Microsoft Outlook 2007 Service Pack 3
Microsoft Outlook 2010 Service Pack 2
Microsoft Outlook 2013 Service Pack 1
Microsoft Outlook 2016
Microsoft Outlook for Mac 2011

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

CVE-2017-0207
CVE-2017-0195
CVE-2017-0204
CVE-2017-0194
CVE-2017-0106
CVE-2017-0194
CVE-2017-0195
CVE-2017-0207
CVE-2017-0204
CVE-2017-0106

3212218
3191827
3191830
3191847
3101522
3127895
3178724
3178725
3191840
3191845
3118388
3127890
3172519
3178664

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.