# KB4284835: June 2018 cumulative update for Windows 10 1803 KB4284835, released June 12, 2018, fixes 36 CVEs across 7 products. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported. - Web page: https://patchblox.com/security/fix/microsoft/kb4284835 - Platform: Microsoft - Released: Jun 12, 2018 - Priority: Urgent (Closes CVE-2018-8229, exploitation more likely) - CVEs: 36, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://support.microsoft.com/help/4284835 ## Applies to | Product | Release | Fixed in | |---|---|---| | [Internet Explorer 11 on Windows 10 Version 1803 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-10-version-1803-for-32-bit-systems.md) | | 17134.112 | | [Internet Explorer 11 on Windows 10 Version 1803 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-10-version-1803-for-x64-based-systems.md) | | 17134.112 | | [Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/microsoft-edge-edgehtml-based-on-windows-10-version-1803-for-32-bit-systems.md) | | 17134.112 | | [Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1803 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/microsoft-edge-edgehtml-based-on-windows-10-version-1803-for-x64-based-systems.md) | | 17134.112 | | [Windows 10 Version 1803 for 32-bit Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-1803-for-32-bit-systems.md) | | 17134.112 | | [Windows 10 Version 1803 for x64-based Systems](https://patchblox.com/security/data/product/microsoft/windows-10-version-1803-for-x64-based-systems.md) | | 17134.112 | | [Windows Server, version 1803 (Server Core Installation)](https://patchblox.com/security/data/product/microsoft/windows-server-version-1803-server-core-installation.md) | | 17134.112 | ## CVEs this fix closes | CVE | Priority | Component | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2018-8229](https://patchblox.com/security/data/cve/CVE-2018-8229.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.7058 | More likely | | [CVE-2018-8239](https://patchblox.com/security/data/cve/CVE-2018-8239.md) | Urgent | Microsoft Windows | 4.4 | 0.5729 | More likely | | [CVE-2018-8225](https://patchblox.com/security/data/cve/CVE-2018-8225.md) | Urgent | Microsoft Windows | 8.1 | 0.2460 | | | [CVE-2018-1003](https://patchblox.com/security/data/cve/CVE-2018-1003.md) | Urgent | Microsoft JET Database Engine | 7.1 | 0.2281 | More likely | | [CVE-2018-8231](https://patchblox.com/security/data/cve/CVE-2018-8231.md) | Urgent | Microsoft Windows | 8.1 | 0.1698 | | | [CVE-2018-8110](https://patchblox.com/security/data/cve/CVE-2018-8110.md) | Urgent | Microsoft Edge | 4.2 | 0.1691 | More likely | | [CVE-2018-8227](https://patchblox.com/security/data/cve/CVE-2018-8227.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1691 | More likely | | [CVE-2018-8267](https://patchblox.com/security/data/cve/CVE-2018-8267.md) | Urgent | Microsoft Scripting Engine | 7.5 | 0.1639 | Disclosed | | [CVE-2018-8236](https://patchblox.com/security/data/cve/CVE-2018-8236.md) | Urgent | Microsoft Edge | 4.2 | 0.1492 | More likely | | [CVE-2018-8213](https://patchblox.com/security/data/cve/CVE-2018-8213.md) | Urgent | Microsoft Windows | 7.8 | 0.0878 | | | [CVE-2018-8251](https://patchblox.com/security/data/cve/CVE-2018-8251.md) | Urgent | Microsoft Windows | 4.2 | 0.0799 | More likely | | [CVE-2018-8234](https://patchblox.com/security/data/cve/CVE-2018-8234.md) | Urgent | Microsoft Edge | 4.3 | 0.0681 | More likely | | [CVE-2018-0982](https://patchblox.com/security/data/cve/CVE-2018-0982.md) | Urgent | Microsoft Windows | 7.0 | 0.0262 | More likely | | [CVE-2018-8121](https://patchblox.com/security/data/cve/CVE-2018-8121.md) | Urgent | Windows Kernel | 4.7 | 0.0155 | More likely | | [CVE-2018-8233](https://patchblox.com/security/data/cve/CVE-2018-8233.md) | Urgent | Windows Kernel | 7.8 | 0.0145 | More likely | | [CVE-2018-1036](https://patchblox.com/security/data/cve/CVE-2018-1036.md) | Urgent | Microsoft NTFS | 7.0 | 0.0112 | More likely | | [CVE-2018-8210](https://patchblox.com/security/data/cve/CVE-2018-8210.md) | High | Microsoft Windows | 7.3 | 0.2511 | | | [CVE-2018-8214](https://patchblox.com/security/data/cve/CVE-2018-8214.md) | High | Microsoft Windows | 7.0 | 0.0336 | | | [CVE-2018-8208](https://patchblox.com/security/data/cve/CVE-2018-8208.md) | High | Microsoft Windows | 7.0 | 0.0324 | | | [CVE-2018-8169](https://patchblox.com/security/data/cve/CVE-2018-8169.md) | High | HID Parser Library | 7.0 | 0.0120 | | | [CVE-2018-8219](https://patchblox.com/security/data/cve/CVE-2018-8219.md) | High | Windows Hyper-V | 7.6 | 0.0120 | | | [CVE-2018-0978](https://patchblox.com/security/data/cve/CVE-2018-0978.md) | Routine | Internet Explorer | 2.4 | 0.1639 | | | [CVE-2018-8226](https://patchblox.com/security/data/cve/CVE-2018-8226.md) | Routine | Microsoft Windows | 5.3 | 0.1439 | | | [CVE-2018-8175](https://patchblox.com/security/data/cve/CVE-2018-8175.md) | Routine | Microsoft Windows | 5.9 | 0.0796 | | | [CVE-2018-1040](https://patchblox.com/security/data/cve/CVE-2018-1040.md) | Routine | Microsoft Windows | 5.3 | 0.0726 | | | [CVE-2018-0871](https://patchblox.com/security/data/cve/CVE-2018-0871.md) | Routine | Microsoft Edge | 4.3 | 0.0681 | | | [CVE-2018-8113](https://patchblox.com/security/data/cve/CVE-2018-8113.md) | Routine | Internet Explorer | 4.3 | 0.0590 | | | [CVE-2018-8235](https://patchblox.com/security/data/cve/CVE-2018-8235.md) | Routine | Microsoft Edge | 4.3 | 0.0320 | | | [CVE-2018-8207](https://patchblox.com/security/data/cve/CVE-2018-8207.md) | Routine | Windows Kernel | 4.7 | 0.0260 | | | [CVE-2018-8212](https://patchblox.com/security/data/cve/CVE-2018-8212.md) | Routine | Device Guard | 5.3 | 0.0227 | | | [CVE-2018-8211](https://patchblox.com/security/data/cve/CVE-2018-8211.md) | Routine | Device Guard | 5.3 | 0.0218 | | | [CVE-2018-8215](https://patchblox.com/security/data/cve/CVE-2018-8215.md) | Routine | Device Guard | 5.3 | 0.0218 | | | [CVE-2018-8221](https://patchblox.com/security/data/cve/CVE-2018-8221.md) | Routine | Device Guard | 5.3 | 0.0218 | | | [CVE-2018-8201](https://patchblox.com/security/data/cve/CVE-2018-8201.md) | Routine | Device Guard | 4.5 | 0.0198 | | | [CVE-2018-8140](https://patchblox.com/security/data/cve/CVE-2018-8140.md) | Routine | Windows Shell | 6.8 | 0.0174 | | | [CVE-2018-8205](https://patchblox.com/security/data/cve/CVE-2018-8205.md) | Routine | Microsoft Windows | 5.5 | 0.0174 | | --- Data as of 2026-11-07T12:40:37Z UTC. 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