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.

Category

5.4
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.26%
Vendor Advisory microsoft.com
Affected: Microsoft Microsoft SharePoint Server
Affected: Microsoft Microsoft SharePoint
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/105208 vdb entry third party advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8426 patch vendor advisory
http://www.securitytracker.com/id/1041640 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-8426?
CVE-2018-8426 has been scored as a medium severity vulnerability.
How to fix CVE-2018-8426?
To fix CVE-2018-8426, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-8426 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-8426 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-8426?
CVE-2018-8426 affects Microsoft Microsoft SharePoint Server, Microsoft Microsoft SharePoint.
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