CVE-2019-0831: Microsoft SharePoint Enterprise Server

Medium severity, CVSS 5.4. EPSS: 1.6% chance of exploitation in the next 30 days.

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-2019-0830.

Affected products

• Microsoft SharePoint Enterprise Server: version 2013 only; version 2016 only
• Microsoft SharePoint Foundation: version 2010 only
• Microsoft SharePoint Server: version 2010 only; version 2019 only

Published 2019-04-09. Last modified 2026-06-17.