CVE-2018-8504

Name: CVE-2018-8504
Creator: NVD / NIST
Published: 2018-10-10T13:29:05.087+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 18.67%

Last modified Jun 17, 2026

CVE-2018-8504 is a vulnerability of currently unknown severity. A remote code execution vulnerability exists in Microsoft Word software when the software fails to properly handle objects in Protected View, aka "Microsoft Word Remote Code Execution Vulnerability." This affects Microsoft SharePoint Server, Office 365 ProPlus, Microsoft Office, Microsoft Word.. EPSS estimates a 18.67% chance of exploitation in the next 30 days.

Description

A remote code execution vulnerability exists in Microsoft Word software when the software fails to properly handle objects in Protected View, aka "Microsoft Word Remote Code Execution Vulnerability." This affects Microsoft SharePoint Server, Office 365 ProPlus, Microsoft Office, Microsoft Word.

Metrics

EPSS Probability

18.67%

96.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions	Update
Microsoft	Office	2010	Sp2
Microsoft	Office	2013	Sp1
Microsoft	Office	2016	—
Microsoft	Office	2019	—
Microsoft	Office 365 Proplus	All versions	—
Microsoft	Office Web Apps	2010	Sp2
Microsoft	Sharepoint Server	2010	Sp2
Microsoft	Word	2010	Sp2
Microsoft	Word	2013	Sp1
Microsoft	Word	2016	—

References

http://www.securityfocus.com/bid/105499Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041840Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8504Patch, Vendor Advisory
http://www.securityfocus.com/bid/105499Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1041840Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8504Patch, Vendor Advisory

Timeline

Published: Oct 10, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-8504?

How severe is CVE-2018-8504?

Severity scoring for CVE-2018-8504 is pending analysis. The EPSS model estimates a 18.67% probability of exploitation in the next 30 days.

How do I fix CVE-2018-8504?

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-2018-8504?

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

Scan your code now

Source: NVD / NIST