CVE-2020-1183: microsoft microsoft sharepoint enterprise server Cross-site Scripting
Vulnerability summary
CVE-2020-1183 is a medium (CVSS 5.4) Cross-site Scripting vulnerability in microsoft microsoft sharepoint enterprise server. EPSS estimates a 1.49% chance of exploitation in the next 30 days, higher than 73.6% of scored vulnerabilities.
Timeline
- 09-06-2020PublishedVulnerability first disclosed.
- 28-02-2025Last modifiedVulnerability information updated.
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'. This CVE ID is unique from CVE-2020-1177, CVE-2020-1297, CVE-2020-1298, CVE-2020-1318, CVE-2020-1320.
CVSS metrics
3 scores · 2 sources · 2 versions- NVDNIST5.4MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS trend
Probability
1.49%
Chance of exploitation in the next 30 days
Percentile
74%
Versus all other CVEs
30-day change
0.00 pp
From 1.49% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft6 products
- microsoft sharepoint enterprise server2016
- microsoft sharepoint foundation2013 Service Pack 1
- microsoft sharepoint server2019
- sharepoint_enterprise_server2016
- sharepoint_foundation2013:sp1
1 vendor · 6 products
References
1 links- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1183X Refsource MISCPatchVendor Advisory