Reference page — cumulative record through Wednesday, October 7, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2018-8414

CVE-2018-8414HIGH

Microsoft Windows

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   R  U  H  H  H    8.8   .7291   99.4   YES

AFFECTED
  Product             Versions                                    Fixed
  Windows 10 Servers  version 1709  (Server Core Installation) –  —
  Windows 10          Version 1703 for 32-bit Systems –           —

TIMELINE
  Mar 14  Reserved by microsoft
  Aug 15  Published (CNA: microsoft)
  Mar 25  Added to CISA KEV, remediation due 2022-04-15

CWE-20 · CNA: microsoft · CVSS v3.1 · 4 references · KEV due April 15, 2022

Description

A remote code execution vulnerability exists when the Windows Shell does not properly validate file paths, aka "Windows Shell Remote Code Execution Vulnerability." This affects Windows 10 Servers, Windows 10.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
March 14, 2018	Reserved	Reserved by microsoft
August 15, 2018	Published	Published (CNA: microsoft)
March 25, 2022	KEV ADDED	Added to CISA KEV, remediation due 2022-04-15

Affected

Affected products and packages — 2 rows
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Microsoft	Windows 10 Servers	—	version 1709 (Server Core Installation)	—
Microsoft	Windows 10	—	Version 1703 for 32-bit Systems	—

Weaknesses

CWE-20

References (4)

http://www.securityfocus.com/bid/105016 [vdb-entry, x_refsource_BID]
http://www.securitytracker.com/id/1041458 [vdb-entry, x_refsource_SECTRACK]
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8414 [x_refsource_CONFIRM]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8414 [government-resource]

Authoritative record: CVE-2018-8414 at cve.org

Vendors: microsoft

Weaknesses: CWE-20

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2018-8414 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, October 7, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.