CVE-2018-8300

Name: CVE-2018-8300
Creator: NVD / NIST
Published: 2018-07-11T00:29:01.757+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 12.75%

Last modified Jun 17, 2026

CVE-2018-8300 is a vulnerability of currently unknown severity. A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source markup of an application package, aka "Microsoft SharePoint Remote Code Execution Vulnerability." This affects Microsoft SharePoint.. EPSS estimates a 12.75% chance of exploitation in the next 30 days.

Description

A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source markup of an application package, aka "Microsoft SharePoint Remote Code Execution Vulnerability." This affects Microsoft SharePoint.

Metrics

EPSS Probability

12.75%

95.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions	Update
Microsoft	Sharepoint Enterprise Server	2013	Sp1
Microsoft	Sharepoint Enterprise Server	2016	—

References

http://www.securityfocus.com/bid/104614Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041261Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8300Patch, Vendor Advisory
http://www.securityfocus.com/bid/104614Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041261Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8300Patch, Vendor Advisory

Timeline

Published: Jul 11, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-8300?

How severe is CVE-2018-8300?

Severity scoring for CVE-2018-8300 is pending analysis. The EPSS model estimates a 12.75% probability of exploitation in the next 30 days.

How do I fix CVE-2018-8300?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-8300?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST