Cyber Resilience

CVE-2021-40486

High

Published: 13 October 2021

Published
13 October 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0505 90.0th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-40486 is a high-severity an unspecified weakness vulnerability in Microsoft Word. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 10.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Microsoft Word Remote Code Execution Vulnerability

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
office
2019
microsoft
office online server
all versions
microsoft
office web apps server
2013
microsoft
sharepoint enterprise server
2013, 2016
microsoft
sharepoint server
2019
microsoft
word
2013, 2016

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References