# KB4103718: May 2018 security update

KB4103718, released May 8, 2018, fixes 21 CVEs across 8 products. 3 of them are being exploited (CVE-2018-8174); 3 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/microsoft/kb4103718
- Platform: Microsoft
- Released: May 8, 2018
- Priority: Patch now (Closes CVE-2018-8174, exploited (CISA KEV, ransomware))
- CVEs: 21, exploited: 3, on CISA KEV: 3
- Vendor advisory: https://support.microsoft.com/help/4103718

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Internet Explorer 11 on Windows 7 for 32-bit Systems Service Pack 1](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-7-for-32-bit-systems-service-pack-1.md) |  |  |
| [Internet Explorer 11 on Windows 7 for x64-based Systems Service Pack 1](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-7-for-x64-based-systems-service-pack-1.md) |  |  |
| [Internet Explorer 11 on Windows Server 2008 R2 for x64-based Systems Service Pack 1](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-server-2008-r2-for-x64-based-systems-service-pack-1.md) |  |  |
| [Windows 7 for 32-bit Systems Service Pack 1](https://patchblox.com/security/data/product/microsoft/windows-7-for-32-bit-systems-service-pack-1.md) |  |  |
| [Windows 7 for x64-based Systems Service Pack 1](https://patchblox.com/security/data/product/microsoft/windows-7-for-x64-based-systems-service-pack-1.md) |  |  |
| [Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1](https://patchblox.com/security/data/product/microsoft/windows-server-2008-r2-for-itanium-based-systems-service-pack-1.md) |  |  |
| [Windows Server 2008 R2 for x64-based Systems Service Pack 1](https://patchblox.com/security/data/product/microsoft/windows-server-2008-r2-for-x64-based-systems-service-pack-1.md) |  |  |
| [Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)](https://patchblox.com/security/data/product/microsoft/windows-server-2008-r2-for-x64-based-systems-service-pack-1-server-core-installation.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2018-8174](https://patchblox.com/security/data/cve/CVE-2018-8174.md) | Patch now | Microsoft Windows | 7.5 | 0.8824 | CISA KEV, Ransomware |
| [CVE-2018-8120](https://patchblox.com/security/data/cve/CVE-2018-8120.md) | Patch now | Microsoft Graphics Component | 7.0 | 0.7329 | CISA KEV, Ransomware |
| [CVE-2018-0824](https://patchblox.com/security/data/cve/CVE-2018-0824.md) | Patch now | Windows COM | 7.5 | 0.7304 | CISA KEV |
| [CVE-2018-8114](https://patchblox.com/security/data/cve/CVE-2018-8114.md) | Urgent | Microsoft Scripting Engine | 7.5 | 0.1567 | More likely |
| [CVE-2018-8122](https://patchblox.com/security/data/cve/CVE-2018-8122.md) | Urgent | Microsoft Scripting Engine | 7.5 | 0.1567 | More likely |
| [CVE-2018-0955](https://patchblox.com/security/data/cve/CVE-2018-0955.md) | Urgent | Microsoft Scripting Engine | 6.4 | 0.1567 | More likely |
| [CVE-2018-0954](https://patchblox.com/security/data/cve/CVE-2018-0954.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1546 | More likely |
| [CVE-2018-1022](https://patchblox.com/security/data/cve/CVE-2018-1022.md) | Urgent | Microsoft Scripting Engine | 4.2 | 0.1546 | More likely |
| [CVE-2018-8178](https://patchblox.com/security/data/cve/CVE-2018-8178.md) | Urgent | Microsoft Browsers | 4.2 | 0.1546 | More likely |
| [CVE-2018-0959](https://patchblox.com/security/data/cve/CVE-2018-0959.md) | Urgent | Windows Hyper-V | 7.6 | 0.0980 |  |
| [CVE-2018-1025](https://patchblox.com/security/data/cve/CVE-2018-1025.md) | Urgent | Microsoft Browsers | 4.3 | 0.0608 | More likely |
| [CVE-2018-8127](https://patchblox.com/security/data/cve/CVE-2018-8127.md) | Urgent | Windows Kernel | 4.7 | 0.0290 | More likely |
| [CVE-2018-8164](https://patchblox.com/security/data/cve/CVE-2018-8164.md) | Urgent | Microsoft Graphics Component | 7.0 | 0.0146 | More likely |
| [CVE-2018-8124](https://patchblox.com/security/data/cve/CVE-2018-8124.md) | Urgent | Microsoft Graphics Component | 7.0 | 0.0120 | More likely |
| [CVE-2018-8167](https://patchblox.com/security/data/cve/CVE-2018-8167.md) | Urgent | Common Log File System Driver | 7.0 | 0.0102 | More likely |
| [CVE-2018-0886](https://patchblox.com/security/data/cve/CVE-2018-0886.md) | High | Microsoft Windows | 7.1 | 0.8197 |  |
| [CVE-2018-8897](https://patchblox.com/security/data/cve/CVE-2018-8897.md) | High | Windows Kernel | 7.0 | 0.1849 |  |
| [CVE-2018-8166](https://patchblox.com/security/data/cve/CVE-2018-8166.md) | High | Windows Kernel | 7.0 | 0.0122 |  |
| [CVE-2018-8145](https://patchblox.com/security/data/cve/CVE-2018-8145.md) | Routine | Microsoft Scripting Engine | 4.3 | 0.6664 |  |
| [CVE-2018-8136](https://patchblox.com/security/data/cve/CVE-2018-8136.md) | Routine | Microsoft Windows | 6.5 | 0.2301 |  |
| [CVE-2017-11927](https://patchblox.com/security/data/cve/CVE-2017-11927.md) | Routine | Microsoft Windows | 4.3 | 0.0962 |  |

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Data as of 2026-11-07T06:34:28Z 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
