A cross-site-scripting (XSS) vulnerability exists when Microsoft SharePoint Server does not properly sanitize a specially crafted web request to an affected SharePoint server, aka 'Microsoft Office SharePoint XSS Vulnerability'. This CVE ID is unique from CVE-2020-1198, CVE-2020-1345, CVE-2020-1482, CVE-2020-1514, CVE-2020-1575.
Weakness: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
This section is open source, for any additional information that enhances or clarifies the official advisory above.
Exploits for CVE-2020-1227 are not publicly available.