XSS in Microsoft Office Online Server
CVE-2020-1442
A spoofing vulnerability exists when an Office Web Apps server does not properly sanitize a specially crafted request, aka 'Office Web Apps XSS Vulnerability'.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.017 (76.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Microsoft Office Online Server — versions unspecified
- Microsoft Office Web Apps — versions 2013 Service Pack 1
- Microsoft Office Online Server
- Microsoft Office Web Apps — versions 2013
Weakness classification (CWE)
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1442 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1442?
- CVE-2020-1442 is a medium-severity vulnerability in Microsoft Office Online Server, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-07-14.
- How severe is CVE-2020-1442?
- Medium severity. CVSS v3 base score is 6.1 out of 10.