CVE-2021-28453

HIGH

Microsoft Word - Remote Code Execution

Title source: llm
STIX 2.1

Description

Microsoft Word Remote Code Execution Vulnerability

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-21-423/

Scores

CVSS v3 7.8
EPSS 0.0407
EPSS Percentile 89.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

Status published
Products (12)
microsoft/365_apps
microsoft/office 2019 (2 CPE variants)
microsoft/office_online_server
microsoft/office_web_apps 2010 sp2
microsoft/office_web_apps_server 2013 sp1
microsoft/sharepoint_server 2010 sp2
microsoft/sharepoint_server 2013 sp1
microsoft/sharepoint_server 2016
microsoft/sharepoint_server 2019
microsoft/word 2010 sp2
... and 2 more
Published Apr 13, 2021
Tracked Since Feb 18, 2026