CVE-2021-27059CISA KEVEPSS p93.2%

CVE-2021-27059Microsoft Office Remote Code Execution Vulnerability

Microsoft / Office

Description

Microsoft Office contains an unspecified vulnerability that allows for remote code execution.

Scoring

CVSS 7.6 ()
VectorCVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
EPSS6.08% probability of exploitation · percentile 93.2% · 2026-10-05T12:00:23Z
Last modified2026-08-19

CISA KEV entry

Added to KEV: 2021-11-03

(incoming)1

TypeTargetConfidenceTier
KEVEntryMicrosoft Office Remote Code Execution Vulnerabilitykev-cve-2021-270590%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Microsoft Office Memory Corruption Vulnerability
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Microsoft Office Use-After-Free Vulnerability
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Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability
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CVE-2026-40363
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CVE-2026-40358
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CVE-2026-45461
Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.