CVE-2020-0891
Last modified
CVE-2020-0891 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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'. This CVE ID is unique from CVE-2020-0795.. EPSS estimates a 1.51% chance of exploitation in the next 30 days.
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'. This CVE ID is unique from CVE-2020-0795.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Microsoft | Sharepoint Enterprise Server | 2016 | — |
| Microsoft | Sharepoint Foundation | 2010 | Sp2 |
| Microsoft | Sharepoint Foundation | 2013 | Sp1 |
| Microsoft | Sharepoint Server | 2019 | — |
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0891Patch, Vendor Advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0891Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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