What’s Vulnerable › Vulnerabilities

CVE-2019-0778

• Severity: medium (CVSS 5.4 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-04-09 · updated 2026-06-17
• Weakness: CWE-79

Description

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'.

Affected products

• Microsoft SharePoint Server: 2016
• Microsoft SharePoint Foundation 2013 Service Pack 1: 2013-sp1
• Microsoft SharePoint Server: 2016
• Microsoft SharePoint Foundation 2013 Service Pack 1: 2013 Service Pack 1

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0778
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0778

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