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CVE-2017-11820 Details

Description

Microsoft SharePoint Enterprise Server 2013 SP1 and Microsoft SharePoint Enterprise Server 2016 allow an attacker to exploit a cross-site scripting (XSS) vulnerability by sending a specially crafted request to an affected SharePoint server, due to how SharePoint Server sanitizes web requests, aka "Microsoft Office SharePoint XSS Vulnerability". This CVE ID is unique from CVE-2017-11775 and CVE-2017-11777.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.4 MEDIUMVector:CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11820	CVE	PatchVendor Advisory
http://www.securityfocus.com/bid/101097	CVE	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039540	CVE	Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11820	[email protected]	PatchVendor Advisory
http://www.securityfocus.com/bid/101097	[email protected]	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039540	[email protected]	Third Party AdvisoryVDB Entry

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-79	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')	[email protected]

Affected Products

Product	Versions
microsoft sharepoint enterprise server	2013 sp1 2016
CPE cpe:2.3:a:microsoft:sharepoint_enterprise_server:2013:sp1:::::: cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:::::::* Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Oct 20, 2017	Initial Analysis	[email protected]
Oct 15, 2017	CVE Modified	[email protected]