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CVE-2014-4114

HIGH · CVSS 7.8CISA KEV: actively exploitedEPSS 81.6%EU EUVD: exploited

Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allow remote attackers to execute arbitrary code via a crafted OLE object in an Office document, as exploited in the wild with a "Sandworm" attack in June through October 2014, aka "Windows OLE Remote Code Execution Vulnerability."

Key facts

CVSS score
7.8 (v3.1)
Severity
HIGH
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS score
81.6% (100th percentile)
In CISA KEV
Yes, added March 3, 2022
In EU EUVD
Yes (EUVD-2014-4045)
Published
October 15, 2014
NVD last modified
June 17, 2026
Status
Analyzed

CISA Known Exploited Vulnerability

Microsoft Windows Object Linking & Embedding (OLE) Remote Code Execution Vulnerability

Added to the KEV catalog on March 3, 2022; federal remediation due March 24, 2022.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-4045 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on October 22, 2025.

View on the EU Vulnerability Database

Affected products

  • microsoft / windows 7
  • microsoft / windows 8
  • microsoft / windows 8.1
  • microsoft / windows rt
  • microsoft / windows rt 8.1
  • microsoft / windows server 2008
  • microsoft / windows server 2008
  • microsoft / windows server 2012
  • microsoft / windows server 2012
  • microsoft / windows vista

Certified products that may be affected

15 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

See all 15 in the Security Certifications Explorer.

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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