# CVE-2023-36732: Win32k Elevation of Privilege Vulnerability

CVE-2023-36732 is fixed in 33 products on 1 platform, first by KB5031362, released October 10, 2023. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2023-36732
- Priority: Urgent
- CVSS: 7.8 (Important)
- EPSS: 0.0063
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Vendor exploitability assessment: Exploitation More Likely
- Published: Oct 10, 2023
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-36732

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Microsoft | Windows 10 Version 1607 for 32-bit Systems | 14393.6351 | [KB5031362](https://patchblox.com/security/data/fix/microsoft/kb5031362.md) | Oct 10, 2023 |
| Microsoft | Windows 10 Version 1607 for x64-based Systems | 14393.6351 | [KB5031362](https://patchblox.com/security/data/fix/microsoft/kb5031362.md) | Oct 10, 2023 |
| Microsoft | Windows 10 Version 1809 for 32-bit Systems | 17763.4974 | [KB5031361](https://patchblox.com/security/data/fix/microsoft/kb5031361.md) | Oct 10, 2023 |
| Microsoft | Windows 10 Version 1809 for ARM64-based Systems | 17763.4974 | [KB5031361](https://patchblox.com/security/data/fix/microsoft/kb5031361.md) | Oct 10, 2023 |
| Microsoft | Windows 10 Version 1809 for x64-based Systems | 17763.4974 | [KB5031361](https://patchblox.com/security/data/fix/microsoft/kb5031361.md) | Oct 10, 2023 |
| Microsoft | Windows 10 Version 21H2 for 32-bit Systems |  | [KB5031356](https://patchblox.com/security/data/fix/microsoft/kb5031356.md) | Oct 10, 2023 |
| Microsoft | Windows 10 Version 21H2 for ARM64-based Systems |  | [KB5031356](https://patchblox.com/security/data/fix/microsoft/kb5031356.md) | Oct 10, 2023 |
| Microsoft | Windows 10 Version 21H2 for x64-based Systems |  | [KB5031356](https://patchblox.com/security/data/fix/microsoft/kb5031356.md) | Oct 10, 2023 |
| Microsoft | Windows 10 Version 22H2 for 32-bit Systems |  | [KB5031356](https://patchblox.com/security/data/fix/microsoft/kb5031356.md) | Oct 10, 2023 |
| Microsoft | Windows 10 Version 22H2 for ARM64-based Systems |  | [KB5031356](https://patchblox.com/security/data/fix/microsoft/kb5031356.md) | Oct 10, 2023 |
| Microsoft | Windows 10 Version 22H2 for x64-based Systems |  | [KB5031356](https://patchblox.com/security/data/fix/microsoft/kb5031356.md) | Oct 10, 2023 |
| Microsoft | Windows 10 for 32-bit Systems | 10240.20232 | [KB5031377](https://patchblox.com/security/data/fix/microsoft/kb5031377.md) | Oct 10, 2023 |
| Microsoft | Windows 10 for x64-based Systems | 10240.20232 | [KB5031377](https://patchblox.com/security/data/fix/microsoft/kb5031377.md) | Oct 10, 2023 |
| Microsoft | Windows 11 Version 22H2 for ARM64-based Systems | 22621.2428 | [KB5031354](https://patchblox.com/security/data/fix/microsoft/kb5031354.md) | Oct 10, 2023 |
| Microsoft | Windows 11 Version 22H2 for x64-based Systems | 22621.2428 | [KB5031354](https://patchblox.com/security/data/fix/microsoft/kb5031354.md) | Oct 10, 2023 |
| Microsoft | Windows 11 version 21H2 for ARM64-based Systems | 22000.2538 | [KB5031358](https://patchblox.com/security/data/fix/microsoft/kb5031358.md) | Oct 10, 2023 |
| Microsoft | Windows 11 version 21H2 for x64-based Systems | 22000.2538 | [KB5031358](https://patchblox.com/security/data/fix/microsoft/kb5031358.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 R2 for x64-based Systems Service Pack 1 |  | [KB5031441](https://patchblox.com/security/data/fix/microsoft/kb5031441.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 R2 for x64-based Systems Service Pack 1 |  | [KB5031408](https://patchblox.com/security/data/fix/microsoft/kb5031408.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) |  | [KB5031441](https://patchblox.com/security/data/fix/microsoft/kb5031441.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) |  | [KB5031408](https://patchblox.com/security/data/fix/microsoft/kb5031408.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 for 32-bit Systems Service Pack 2 |  | [KB5031411](https://patchblox.com/security/data/fix/microsoft/kb5031411.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 for 32-bit Systems Service Pack 2 |  | [KB5031416](https://patchblox.com/security/data/fix/microsoft/kb5031416.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) |  | [KB5031411](https://patchblox.com/security/data/fix/microsoft/kb5031411.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation) |  | [KB5031416](https://patchblox.com/security/data/fix/microsoft/kb5031416.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 for x64-based Systems Service Pack 2 |  | [KB5031411](https://patchblox.com/security/data/fix/microsoft/kb5031411.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 for x64-based Systems Service Pack 2 |  | [KB5031416](https://patchblox.com/security/data/fix/microsoft/kb5031416.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) |  | [KB5031411](https://patchblox.com/security/data/fix/microsoft/kb5031411.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation) |  | [KB5031416](https://patchblox.com/security/data/fix/microsoft/kb5031416.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2012 |  | [KB5031427](https://patchblox.com/security/data/fix/microsoft/kb5031427.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2012 |  | [KB5031442](https://patchblox.com/security/data/fix/microsoft/kb5031442.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2012 (Server Core installation) |  | [KB5031427](https://patchblox.com/security/data/fix/microsoft/kb5031427.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2012 (Server Core installation) |  | [KB5031442](https://patchblox.com/security/data/fix/microsoft/kb5031442.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2012 R2 |  | [KB5031419](https://patchblox.com/security/data/fix/microsoft/kb5031419.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2012 R2 |  | [KB5031407](https://patchblox.com/security/data/fix/microsoft/kb5031407.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) |  | [KB5031419](https://patchblox.com/security/data/fix/microsoft/kb5031419.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2012 R2 (Server Core installation) |  | [KB5031407](https://patchblox.com/security/data/fix/microsoft/kb5031407.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2016 | 14393.6351 | [KB5031362](https://patchblox.com/security/data/fix/microsoft/kb5031362.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2016 (Server Core installation) | 14393.6351 | [KB5031362](https://patchblox.com/security/data/fix/microsoft/kb5031362.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2019 | 17763.4974 | [KB5031361](https://patchblox.com/security/data/fix/microsoft/kb5031361.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2019 (Server Core installation) | 17763.4974 | [KB5031361](https://patchblox.com/security/data/fix/microsoft/kb5031361.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2022 | 20348.2031 | [KB5031364](https://patchblox.com/security/data/fix/microsoft/kb5031364.md) | Oct 10, 2023 |
| Microsoft | Windows Server 2022 (Server Core installation) | 20348.2031 | [KB5031364](https://patchblox.com/security/data/fix/microsoft/kb5031364.md) | Oct 10, 2023 |

---

Data as of 2026-11-08T00:53:09Z 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

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.