Vulnerability Intelligence Report
Microsoft Office Remote Code Execution Vulnerability
CVE-2021-27059
Microsoft Office Remote Code Execution Vulnerability
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.6
HIGH
Exploitability:1.0
Impact Score:6.1
EPSS Probability:3.18%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Microsoft Office 2010 Service Pack 2 | 13.0.0.0 < 14.0.7266.5000 (affected) |
| Microsoft | Microsoft Office 2013 Service Pack 1 | 15.0.0 < publication (affected) |
| Microsoft | Microsoft Office 2016 | 16.0.0 < 16.0.5134.1000 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2021-02-10T00:00:00 |
| Published | 2021-03-11T15:49:00 |
| Patch Date | 2021-03-09 |
| Last Updated | 2026-08-19T16:30:47 |
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