# KB4486996: February 2019 cumulative update for Windows 10 1709 KB4486996, released February 12, 2019, fixes 52 CVEs across 18 products. One of them is being exploited (CVE-2019-0676); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported. - Web page: https://patchblox.com/security/fix/microsoft/kb4486996 - Platform: Microsoft - Released: Feb 12, 2019 - Priority: Patch now (Closes CVE-2019-0676, exploited (CISA KEV)) - CVEs: 52, exploited: 1, on CISA KEV: 1 - Vendor advisory: https://support.microsoft.com/help/4486996 ## Applies to | Product | Release | Fixed in | |---|---|---| | [Internet Explorer 11 on Windows 10 Version 1709 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-10-version-1709-for-32-bit-systems.md) | | 16299.967 | | [Internet Explorer 11 on Windows 10 Version 1709 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-10-version-1709-for-arm64-based-systems.md) | | 16299.967 | | [Internet Explorer 11 on Windows 10 Version 1709 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-10-version-1709-for-x64-based-systems.md) | | 16299.967 | | [Microsoft .NET Framework 3.5 on Windows 10 Version 1709 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-3.5-on-windows-10-version-1709-for-32-bit-systems.md) | | 16299.967 | | [Microsoft .NET Framework 3.5 on Windows 10 Version 1709 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-3.5-on-windows-10-version-1709-for-arm64-based-systems.md) | | 16299.967 | | [Microsoft .NET Framework 3.5 on Windows 10 Version 1709 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-3.5-on-windows-10-version-1709-for-x64-based-systems.md) | | 16299.967 | | [Microsoft .NET Framework 3.5 on Windows Server, version 1709 (Server Core Installation)](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-3.5-on-windows-server-version-1709-server-core-installation.md) | | 16299.967 | | [Microsoft .NET Framework 4.7.1/4.7.2 on Windows 10 Version 1709 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-4.7.1-4.7.2-on-windows-10-version-1709-for-32-bit-systems.md) | | 16299.967 | | [Microsoft .NET Framework 4.7.1/4.7.2 on Windows 10 Version 1709 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-4.7.1-4.7.2-on-windows-10-version-1709-for-arm64-based-systems.md) | | 16299.967 | | [Microsoft .NET Framework 4.7.1/4.7.2 on Windows 10 Version 1709 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-4.7.1-4.7.2-on-windows-10-version-1709-for-x64-based-systems.md) | | 16299.967 | | [Microsoft .NET Framework 4.7.1/4.7.2 on Windows Server, version 1709 (Server Core Installation)](https://patchblox.com/security/data/product/microsoft/microsoft-.net-framework-4.7.1-4.7.2-on-windows-server-version-1709-server-core-installation.md) | | 16299.967 | | [Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/microsoft-edge-edgehtml-based-on-windows-10-version-1709-for-32-bit-systems.md) | | 16299.967 | | [Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/microsoft-edge-edgehtml-based-on-windows-10-version-1709-for-arm64-based-systems.md) | | 16299.967 | | [Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/microsoft-edge-edgehtml-based-on-windows-10-version-1709-for-x64-based-systems.md) | | 16299.967 | | [Windows 10 Version 1709 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-1709-for-32-bit-systems.md) | | 16299.967 | | [Windows 10 Version 1709 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-1709-for-arm64-based-systems.md) | | 16299.967 | | [Windows 10 Version 1709 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-1709-for-x64-based-systems.md) | | 16299.967 | | [Windows Server, version 1709 (Server Core Installation)](https://patchblox.com/security/data/product/microsoft/windows-server-version-1709-server-core-installation.md) | | 16299.967 | ## CVEs this fix closes | CVE | Priority | Component | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2019-0676](https://patchblox.com/security/data/cve/CVE-2019-0676.md) | Patch now | Internet Explorer | 2.4 | 0.0811 | CISA KEV | | [CVE-2019-0626](https://patchblox.com/security/data/cve/CVE-2019-0626.md) | Urgent | Windows DHCP Server | 9.8 | 0.6863 | | | [CVE-2019-0618](https://patchblox.com/security/data/cve/CVE-2019-0618.md) | Urgent | Microsoft Graphics Component | 8.8 | 0.6701 | | | [CVE-2019-0593](https://patchblox.com/security/data/cve/CVE-2019-0593.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1978 | More likely | | [CVE-2019-0630](https://patchblox.com/security/data/cve/CVE-2019-0630.md) | Urgent | Windows SMB Server | 7.5 | 0.1739 | More likely | | [CVE-2019-0662](https://patchblox.com/security/data/cve/CVE-2019-0662.md) | Urgent | Microsoft Graphics Component | 8.8 | 0.1536 | | | [CVE-2019-0633](https://patchblox.com/security/data/cve/CVE-2019-0633.md) | Urgent | Windows SMB Server | 7.5 | 0.1304 | More likely | | [CVE-2019-0655](https://patchblox.com/security/data/cve/CVE-2019-0655.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1270 | More likely | | [CVE-2019-0605](https://patchblox.com/security/data/cve/CVE-2019-0605.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1225 | | | [CVE-2019-0606](https://patchblox.com/security/data/cve/CVE-2019-0606.md) | Urgent | Internet Explorer | 7.5 | 0.1111 | More likely | | [CVE-2019-0590](https://patchblox.com/security/data/cve/CVE-2019-0590.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1111 | More likely | | [CVE-2019-0591](https://patchblox.com/security/data/cve/CVE-2019-0591.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1111 | More likely | | [CVE-2019-0607](https://patchblox.com/security/data/cve/CVE-2019-0607.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1111 | More likely | | [CVE-2019-0610](https://patchblox.com/security/data/cve/CVE-2019-0610.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1111 | More likely | | [CVE-2019-0640](https://patchblox.com/security/data/cve/CVE-2019-0640.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1111 | More likely | | [CVE-2019-0642](https://patchblox.com/security/data/cve/CVE-2019-0642.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1111 | More likely | | [CVE-2019-0644](https://patchblox.com/security/data/cve/CVE-2019-0644.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1111 | More likely | | [CVE-2019-0651](https://patchblox.com/security/data/cve/CVE-2019-0651.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1111 | More likely | | [CVE-2019-0652](https://patchblox.com/security/data/cve/CVE-2019-0652.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1111 | More likely | | [CVE-2019-0634](https://patchblox.com/security/data/cve/CVE-2019-0634.md) | Urgent | Microsoft Edge | 4.2 | 0.0991 | More likely | | [CVE-2019-0645](https://patchblox.com/security/data/cve/CVE-2019-0645.md) | Urgent | Microsoft Edge | 4.2 | 0.0991 | More likely | | [CVE-2019-0658](https://patchblox.com/security/data/cve/CVE-2019-0658.md) | Urgent | Microsoft Scripting Engine | 4.3 | 0.0771 | More likely | | [CVE-2019-0654](https://patchblox.com/security/data/cve/CVE-2019-0654.md) | Urgent | Microsoft Browsers | 4.3 | 0.0279 | More likely | | [CVE-2019-0555](https://patchblox.com/security/data/cve/CVE-2019-0555.md) | Urgent | Microsoft XML | 7.0 | 0.0267 | More likely | | [CVE-2019-0663](https://patchblox.com/security/data/cve/CVE-2019-0663.md) | Urgent | Windows Kernel | 4.3 | 0.0234 | More likely | | [CVE-2019-0621](https://patchblox.com/security/data/cve/CVE-2019-0621.md) | Urgent | Windows Kernel | 5.5 | 0.0206 | More likely | | [CVE-2019-0628](https://patchblox.com/security/data/cve/CVE-2019-0628.md) | Urgent | Windows Kernel | 4.7 | 0.0206 | More likely | | [CVE-2019-0636](https://patchblox.com/security/data/cve/CVE-2019-0636.md) | Urgent | Microsoft Windows | 5.5 | 0.0202 | Disclosed | | [CVE-2019-0627](https://patchblox.com/security/data/cve/CVE-2019-0627.md) | Urgent | Microsoft Windows | 5.3 | 0.0135 | More likely | | [CVE-2019-0631](https://patchblox.com/security/data/cve/CVE-2019-0631.md) | Urgent | Microsoft Windows | 5.3 | 0.0134 | More likely | | [CVE-2019-0632](https://patchblox.com/security/data/cve/CVE-2019-0632.md) | Urgent | Microsoft Windows | 5.3 | 0.0134 | More likely | | [CVE-2019-0656](https://patchblox.com/security/data/cve/CVE-2019-0656.md) | Urgent | Windows Kernel | 4.7 | 0.0115 | More likely | | [CVE-2019-0598](https://patchblox.com/security/data/cve/CVE-2019-0598.md) | High | Microsoft JET Database Engine | 7.8 | 0.2013 | | | [CVE-2019-0599](https://patchblox.com/security/data/cve/CVE-2019-0599.md) | High | Microsoft JET Database Engine | 7.8 | 0.2013 | | | [CVE-2019-0595](https://patchblox.com/security/data/cve/CVE-2019-0595.md) | High | Microsoft JET Database Engine | 7.8 | 0.1906 | | | [CVE-2019-0596](https://patchblox.com/security/data/cve/CVE-2019-0596.md) | High | Microsoft JET Database Engine | 7.8 | 0.1613 | | | [CVE-2019-0597](https://patchblox.com/security/data/cve/CVE-2019-0597.md) | High | Microsoft JET Database Engine | 7.8 | 0.1613 | | | [CVE-2019-0625](https://patchblox.com/security/data/cve/CVE-2019-0625.md) | High | Microsoft JET Database Engine | 7.8 | 0.1613 | | | [CVE-2019-0613](https://patchblox.com/security/data/cve/CVE-2019-0613.md) | High | .NET Framework | n/a | 0.1542 | | | [CVE-2019-0623](https://patchblox.com/security/data/cve/CVE-2019-0623.md) | High | Windows Kernel | 7.0 | 0.0598 | | | [CVE-2019-0657](https://patchblox.com/security/data/cve/CVE-2019-0657.md) | High | .NET Framework | n/a | 0.0456 | | | [CVE-2019-0659](https://patchblox.com/security/data/cve/CVE-2019-0659.md) | High | Microsoft Windows | 7.0 | 0.0097 | | | [CVE-2019-0602](https://patchblox.com/security/data/cve/CVE-2019-0602.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0771 | | | [CVE-2019-0615](https://patchblox.com/security/data/cve/CVE-2019-0615.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0771 | | | [CVE-2019-0616](https://patchblox.com/security/data/cve/CVE-2019-0616.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0771 | | | [CVE-2019-0619](https://patchblox.com/security/data/cve/CVE-2019-0619.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0771 | | | [CVE-2019-0660](https://patchblox.com/security/data/cve/CVE-2019-0660.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0771 | | | [CVE-2019-0649](https://patchblox.com/security/data/cve/CVE-2019-0649.md) | Routine | Microsoft Scripting Engine | 4.2 | 0.0435 | | | [CVE-2019-0637](https://patchblox.com/security/data/cve/CVE-2019-0637.md) | Routine | Microsoft Windows | 5.3 | 0.0430 | Disclosed | | [CVE-2019-0641](https://patchblox.com/security/data/cve/CVE-2019-0641.md) | Routine | Microsoft Edge | 4.3 | 0.0343 | | | [CVE-2019-0635](https://patchblox.com/security/data/cve/CVE-2019-0635.md) | Routine | Windows Hyper-V | 5.4 | 0.0244 | | | [CVE-2019-0600](https://patchblox.com/security/data/cve/CVE-2019-0600.md) | Routine | Microsoft Windows | 4.7 | 0.0171 | | --- Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.