What’s Vulnerable › Vulnerabilities

CVE-2020-1442

• Severity: medium (CVSS 6.1 v3.1)
• 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: 2020-07-14 · updated 2026-06-17
• Weakness: CWE-79

Description

A spoofing vulnerability exists when an Office Web Apps server does not properly sanitize a specially crafted request, aka 'Office Web Apps XSS Vulnerability'.

Affected products

• Microsoft Office Online Server: all versions
• Microsoft Office Web Apps: 2013-sp1
• Microsoft Office Online Server: all versions
• Microsoft Office Web Apps: 2013 Service Pack 1

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1442
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1442

Get alerted when CVE-2020-1442 or the next vulnerability affects your stack