# KB4503276: June 2019 security update KB4503276, released June 11, 2019, fixes 41 CVEs across 9 products. None of them is reported as exploited. Patch Radar priority: Urgent. - Web page: https://patchblox.com/security/fix/microsoft/kb4503276 - Platform: Microsoft - Released: Jun 11, 2019 - Priority: Urgent (Closes CVE-2019-0888, rated Critical) - CVEs: 41, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://support.microsoft.com/help/4503276 ## Applies to | Product | Release | Fixed in | |---|---|---| | [Internet Explorer 11 on Windows 8.1 for 32-bit systems](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-8.1-for-32-bit-systems.md) | | | | [Internet Explorer 11 on Windows 8.1 for x64-based systems](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-8.1-for-x64-based-systems.md) | | | | [Internet Explorer 11 on Windows RT 8.1](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-rt-8.1.md) | | | | [Internet Explorer 11 on Windows Server 2012 R2](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-server-2012-r2.md) | | | | [Windows 8.1 for 32-bit systems](https://patchblox.com/security/data/product/microsoft/windows-8.1-for-32-bit-systems.md) | | | | [Windows 8.1 for x64-based systems](https://patchblox.com/security/data/product/microsoft/windows-8.1-for-x64-based-systems.md) | | | | [Windows RT 8.1](https://patchblox.com/security/data/product/microsoft/windows-rt-8.1.md) | | | | [Windows Server 2012 R2](https://patchblox.com/security/data/product/microsoft/windows-server-2012-r2.md) | | | | [Windows Server 2012 R2 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2012-r2-server-core-installation.md) | | | ## CVEs this fix closes | CVE | Priority | Component | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2019-0888](https://patchblox.com/security/data/cve/CVE-2019-0888.md) | Urgent | Microsoft Windows | 8.8 | 0.1113 | | | [CVE-2019-0988](https://patchblox.com/security/data/cve/CVE-2019-0988.md) | Urgent | Microsoft Scripting Engine | 7.5 | 0.0574 | More likely | | [CVE-2019-0920](https://patchblox.com/security/data/cve/CVE-2019-0920.md) | Urgent | Microsoft Scripting Engine | 7.5 | 0.0552 | More likely | | [CVE-2019-1025](https://patchblox.com/security/data/cve/CVE-2019-1025.md) | Urgent | Microsoft Windows | 6.5 | 0.0539 | More likely | | [CVE-2019-0722](https://patchblox.com/security/data/cve/CVE-2019-0722.md) | Urgent | Microsoft Windows | 8.8 | 0.0472 | | | [CVE-2019-1005](https://patchblox.com/security/data/cve/CVE-2019-1005.md) | Urgent | VBScript | 6.4 | 0.0335 | More likely | | [CVE-2019-1055](https://patchblox.com/security/data/cve/CVE-2019-1055.md) | Urgent | Microsoft Scripting Engine | 6.4 | 0.0335 | More likely | | [CVE-2019-1038](https://patchblox.com/security/data/cve/CVE-2019-1038.md) | Urgent | Microsoft Browsers | 6.4 | 0.0332 | More likely | | [CVE-2019-1080](https://patchblox.com/security/data/cve/CVE-2019-1080.md) | Urgent | Microsoft Scripting Engine | 6.4 | 0.0332 | More likely | | [CVE-2019-0943](https://patchblox.com/security/data/cve/CVE-2019-0943.md) | Urgent | Microsoft Windows | 7.8 | 0.0237 | More likely | | [CVE-2019-1081](https://patchblox.com/security/data/cve/CVE-2019-1081.md) | Urgent | Microsoft Browsers | 4.2 | 0.0234 | More likely | | [CVE-2019-0986](https://patchblox.com/security/data/cve/CVE-2019-0986.md) | Urgent | Windows Shell | 6.3 | 0.0207 | More likely | | [CVE-2019-0620](https://patchblox.com/security/data/cve/CVE-2019-0620.md) | Urgent | Windows Hyper-V | 7.6 | 0.0144 | | | [CVE-2019-1053](https://patchblox.com/security/data/cve/CVE-2019-1053.md) | Urgent | Windows Shell | 6.3 | 0.0132 | Disclosed | | [CVE-2019-0984](https://patchblox.com/security/data/cve/CVE-2019-0984.md) | Urgent | Microsoft Windows | 7.0 | 0.0090 | More likely | | [CVE-2019-1017](https://patchblox.com/security/data/cve/CVE-2019-1017.md) | Urgent | Windows Kernel | 7.0 | 0.0090 | More likely | | [CVE-2019-1019](https://patchblox.com/security/data/cve/CVE-2019-1019.md) | High | Windows NTLM | 8.5 | 0.1512 | | | [CVE-2019-0906](https://patchblox.com/security/data/cve/CVE-2019-0906.md) | High | Microsoft JET Database Engine | 7.8 | 0.0571 | | | [CVE-2019-0908](https://patchblox.com/security/data/cve/CVE-2019-0908.md) | High | Microsoft JET Database Engine | 7.8 | 0.0456 | | | [CVE-2019-0904](https://patchblox.com/security/data/cve/CVE-2019-0904.md) | High | Microsoft JET Database Engine | 7.8 | 0.0407 | | | [CVE-2019-0905](https://patchblox.com/security/data/cve/CVE-2019-0905.md) | High | Microsoft JET Database Engine | 7.8 | 0.0407 | | | [CVE-2019-0907](https://patchblox.com/security/data/cve/CVE-2019-0907.md) | High | Microsoft JET Database Engine | 7.8 | 0.0407 | | | [CVE-2019-0974](https://patchblox.com/security/data/cve/CVE-2019-0974.md) | High | Microsoft JET Database Engine | 7.8 | 0.0407 | | | [CVE-2019-0909](https://patchblox.com/security/data/cve/CVE-2019-0909.md) | High | Microsoft JET Database Engine | 7.8 | 0.0360 | | | [CVE-2019-0941](https://patchblox.com/security/data/cve/CVE-2019-0941.md) | High | Windows IIS | 7.5 | 0.0304 | | | [CVE-2019-0973](https://patchblox.com/security/data/cve/CVE-2019-0973.md) | High | Windows Installer | 7.8 | 0.0106 | Disclosed | | [CVE-2019-1045](https://patchblox.com/security/data/cve/CVE-2019-1045.md) | High | Microsoft Windows | 7.8 | 0.0100 | | | [CVE-2019-1014](https://patchblox.com/security/data/cve/CVE-2019-1014.md) | High | Windows Kernel | 7.0 | 0.0090 | | | [CVE-2019-1028](https://patchblox.com/security/data/cve/CVE-2019-1028.md) | High | Windows Media | 7.8 | 0.0088 | | | [CVE-2019-1040](https://patchblox.com/security/data/cve/CVE-2019-1040.md) | Routine | Windows Authentication Methods | 5.3 | 0.4804 | | | [CVE-2019-0948](https://patchblox.com/security/data/cve/CVE-2019-0948.md) | Routine | Microsoft Windows | 4.7 | 0.1267 | | | [CVE-2019-0972](https://patchblox.com/security/data/cve/CVE-2019-0972.md) | Routine | Kerberos | 6.5 | 0.0579 | | | [CVE-2019-1010](https://patchblox.com/security/data/cve/CVE-2019-1010.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0431 | | | [CVE-2019-1012](https://patchblox.com/security/data/cve/CVE-2019-1012.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0431 | | | [CVE-2019-1046](https://patchblox.com/security/data/cve/CVE-2019-1046.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0431 | | | [CVE-2019-1050](https://patchblox.com/security/data/cve/CVE-2019-1050.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0431 | | | [CVE-2019-1043](https://patchblox.com/security/data/cve/CVE-2019-1043.md) | Routine | Microsoft Windows | 6.4 | 0.0303 | | | [CVE-2019-0710](https://patchblox.com/security/data/cve/CVE-2019-0710.md) | Routine | Microsoft Windows | 6.8 | 0.0188 | | | [CVE-2019-0711](https://patchblox.com/security/data/cve/CVE-2019-0711.md) | Routine | Microsoft Windows | 6.8 | 0.0188 | | | [CVE-2019-0713](https://patchblox.com/security/data/cve/CVE-2019-0713.md) | Routine | Microsoft Windows | 6.8 | 0.0188 | | | [CVE-2019-1039](https://patchblox.com/security/data/cve/CVE-2019-1039.md) | Routine | Windows Kernel | 5.5 | 0.0135 | | --- Data as of 2026-11-08T06:59:42Z UTC. 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