What’s Vulnerable › Vulnerabilities

CVE-2020-1454

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-07-14 · updated 2026-06-17
• Weakness: CWE-79

Description

This vulnerability is caused when SharePoint Server does not properly sanitize a specially crafted request to an affected SharePoint server.An authenticated attacker could exploit this vulnerability by sending a specially crafted request to an affected SharePoint server, aka 'Microsoft SharePoint Reflective XSS Vulnerability'.

Affected products

• Microsoft SharePoint Server: 2016
• Microsoft SharePoint Server: 2019
• Microsoft SharePoint Server: 2016
• Microsoft SharePoint Server: 2019

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1454
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1454

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