CVE-2019-0541

Name: CVE-2019-0541
Creator: NVD / NIST
Published: 2019-01-08T21:29:00.47+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10Actively ExploitedEPSS 53.20%

Last modified Jun 17, 2026

CVE-2019-0541 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A remote code execution vulnerability exists in the way that the MSHTML engine inproperly validates input, aka "MSHTML Engine Remote Code Execution Vulnerability." This affects Microsoft Office, Microsoft Office Word Viewer, Internet Explorer 9, Internet Explorer 11, Microsoft Excel Viewer, Internet Explorer 10, Office 365 ProPlus.. CISA has confirmed active exploitation in the wild. EPSS estimates a 53.20% chance of exploitation in the next 30 days.

Description

A remote code execution vulnerability exists in the way that the MSHTML engine inproperly validates input, aka "MSHTML Engine Remote Code Execution Vulnerability." This affects Microsoft Office, Microsoft Office Word Viewer, Internet Explorer 9, Internet Explorer 11, Microsoft Excel Viewer, Internet Explorer 10, Office 365 ProPlus.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

53.20%

98.8th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by May 3, 2022.

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Microsoft	Internet Explorer	11	—
Microsoft	Excel Viewer	2007	Sp3
Microsoft	Office	2010	Sp2
Microsoft	Office	2013	Sp1
Microsoft	Office	2016	—
Microsoft	Office	2019	—
Microsoft	Office 365 Proplus	All versions	—
Microsoft	Office Word Viewer	All versions	—
Microsoft	Internet Explorer	9	—
Microsoft	Internet Explorer	10	—

References

http://www.securityfocus.com/bid/106402Broken Link, Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0541Patch, Vendor Advisory
https://www.exploit-db.com/exploits/46536/Exploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/106402Broken Link, Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0541Patch, Vendor Advisory
https://www.exploit-db.com/exploits/46536/Exploit, Third Party Advisory, VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0541US Government Resource

Timeline

Published: Jan 8, 2019
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2019-0541?

How severe is CVE-2019-0541?

CVE-2019-0541 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 53.20% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2019-0541?

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-2019-0541?

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

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Source: NVD / NIST