# KB4467703: November 2018 security update

KB4467703, released November 13, 2018, fixes 17 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/microsoft/kb4467703
- Platform: Microsoft
- Released: Nov 13, 2018
- Priority: Urgent (Closes CVE-2018-8476, exploitation more likely)
- CVEs: 17, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/4467703

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [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-2018-8476](https://patchblox.com/security/data/cve/CVE-2018-8476.md) | Urgent | Microsoft Windows | 8.1 | 0.6483 | More likely |
| [CVE-2018-8544](https://patchblox.com/security/data/cve/CVE-2018-8544.md) | Urgent | Microsoft Scripting Engine | 7.5 | 0.4756 | More likely |
| [CVE-2018-8553](https://patchblox.com/security/data/cve/CVE-2018-8553.md) | Urgent | Microsoft Graphics Component | 7.4 | 0.1906 |  |
| [CVE-2018-8450](https://patchblox.com/security/data/cve/CVE-2018-8450.md) | Urgent | Microsoft Windows Search Component | 7.5 | 0.1608 | More likely |
| [CVE-2018-8408](https://patchblox.com/security/data/cve/CVE-2018-8408.md) | Urgent | Windows Kernel | 3.3 | 0.0166 | More likely |
| [CVE-2018-8562](https://patchblox.com/security/data/cve/CVE-2018-8562.md) | Urgent | Microsoft Graphics Component | 7.0 | 0.0135 | More likely |
| [CVE-2018-8550](https://patchblox.com/security/data/cve/CVE-2018-8550.md) | High | Microsoft Windows | 7.0 | 0.0330 |  |
| [CVE-2018-8471](https://patchblox.com/security/data/cve/CVE-2018-8471.md) | High | Windows Drivers | 7.0 | 0.0119 |  |
| [CVE-2018-8485](https://patchblox.com/security/data/cve/CVE-2018-8485.md) | High | Microsoft Graphics Component | 7.0 | 0.0119 |  |
| [CVE-2018-8561](https://patchblox.com/security/data/cve/CVE-2018-8561.md) | High | Microsoft Graphics Component | 7.0 | 0.0119 |  |
| [CVE-2018-8256](https://patchblox.com/security/data/cve/CVE-2018-8256.md) | Routine | Microsoft PowerShell | 6.3 | 0.2264 |  |
| [CVE-2018-8565](https://patchblox.com/security/data/cve/CVE-2018-8565.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0318 |  |
| [CVE-2018-8563](https://patchblox.com/security/data/cve/CVE-2018-8563.md) | Routine | Microsoft Graphics Component | 4.7 | 0.0166 |  |
| [CVE-2018-8407](https://patchblox.com/security/data/cve/CVE-2018-8407.md) | Routine | Windows Remote Procedure Call | 3.3 | 0.0166 |  |
| [CVE-2018-8547](https://patchblox.com/security/data/cve/CVE-2018-8547.md) | Routine | Windows Active Directory | 6.5 | 0.0162 |  |
| [CVE-2018-8415](https://patchblox.com/security/data/cve/CVE-2018-8415.md) | Routine | Microsoft PowerShell | 3.3 | 0.0119 |  |
| [CVE-2018-8549](https://patchblox.com/security/data/cve/CVE-2018-8549.md) | Routine | Microsoft Windows | 5.5 | 0.0118 |  |

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Data as of 2026-11-07T18:46:35Z 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

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