# KB4483234: December 2018 cumulative update for Windows 10 1803

KB4483234, released December 19, 2018, fixes 1 CVE across 3 products. One of them is being exploited (CVE-2018-8653); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/microsoft/kb4483234
- Platform: Microsoft
- Released: Dec 19, 2018
- Priority: Patch now (Closes CVE-2018-8653, exploited (CISA KEV))
- CVEs: 1, exploited: 1, on CISA KEV: 1
- Vendor advisory: https://support.microsoft.com/help/4483234

## 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) |  | 17134.472 |
| [Internet Explorer 11 on Windows 10 Version 1803 for ARM64-based Systems](https://patchblox.com/security/data/product/microsoft/internet-explorer-11-on-windows-10-version-1803-for-arm64-based-systems.md) |  | 17134.472 |
| [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) |  | 17134.472 |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2018-8653](https://patchblox.com/security/data/cve/CVE-2018-8653.md) | Patch now | Internet Explorer | 6.4 | 0.2961 | CISA KEV |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo