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CVE-2014-4114

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

A vulnerability exists in Windows Object Linking & Embedding (OLE) that could allow remote code execution if a user opens a file that contains a specially crafted OLE object.

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."

CVSS 3.1 vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
PublishedOct 15, 2014
Last modifiedJun 17, 2026
Added to KEVMar 3, 2022
Remediation dueMar 24, 2022
    77
    Risk assessment · High

    Actively exploited. Patch immediately.

    Exploitation
    Confirmed in the wild (CISA KEV)
    Federal remediation deadline
    Overdue by 1677 days
    CVSS
    7.8 HIGH
    EPSS (30-day exploit probability)
    81.6% · top 1% of all CVEs
    Weakness
    NVD-CWE-noinfo
    1. 1.Apply updates per vendor instructions.
    2. 2.Treat as emergency change: patch or isolate internet-facing instances first.
    3. 3.Hunt for compromise: review logs for the disclosure window, not just from the patch date.

    Assessment is derived automatically from the live signals above; verify against your own asset inventory.