Medium severity5.4NVD Advisory· Published Sep 13, 2018· Updated Jun 17, 2026

CVE-2018-8426

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 affects Microsoft SharePoint Server, Microsoft SharePoint.

Affected products

Microsoft/Sharepoint Enterprise Server 2013
cpe:2.3:a:microsoft:sharepoint_enterprise_server_2013:-:sp1:*:*:*:*:*:*
Microsoft/Sharepoint Enterprise Server 2016
cpe:2.3:a:microsoft:sharepoint_enterprise_server_2016:-:*:*:*:*:*:*:*
Microsoft/Sharepoint Server 2010
cpe:2.3:a:microsoft:sharepoint_server_2010:-:sp2:*:*:*:*:*:*
Microsoft/Sharepoint Serverllm-fuzzy2 versions
(expand)+ 1 more
- (no CPE)
- (no CPE)range: 2010 Service Pack 2
Microsoft/Office SharePointcpe-rescue
Range: Enterprise Server 2013 Service Pack 1

Patches

Vulnerability mechanics

References

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8426nvdPatchVendor Advisory
www.securityfocus.com/bid/105208nvdThird Party AdvisoryVDB Entry
www.securitytracker.com/id/1041640nvdThird Party AdvisoryVDB Entry

News mentions

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cvss	0.351
epss	0.002
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