# KB5032146: November 2023 security update

KB5032146, released November 14, 2023, fixes 4 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/microsoft/kb5032146
- Platform: Microsoft
- Released: Nov 14, 2023
- Priority: Urgent (Closes CVE-2023-36035, exploitation more likely)
- CVEs: 4, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/5032146

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Microsoft Exchange Server 2019 Cumulative Update 12](https://patchblox.com/security/data/product/microsoft/microsoft-exchange-server-2019-cumulative-update-12.md) |  |  |
| [Microsoft Exchange Server 2019 Cumulative Update 13](https://patchblox.com/security/data/product/microsoft/microsoft-exchange-server-2019-cumulative-update-13.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-36035](https://patchblox.com/security/data/cve/CVE-2023-36035.md) | Urgent | Microsoft Exchange Server | 8.0 | 0.8659 | More likely |
| [CVE-2023-36039](https://patchblox.com/security/data/cve/CVE-2023-36039.md) | Urgent | Microsoft Exchange Server | 8.0 | 0.7299 | More likely |
| [CVE-2023-36050](https://patchblox.com/security/data/cve/CVE-2023-36050.md) | Urgent | Microsoft Exchange Server | 8.0 | 0.3920 | More likely |
| [CVE-2023-36439](https://patchblox.com/security/data/cve/CVE-2023-36439.md) | Urgent | Microsoft Exchange Server | 8.0 | 0.0496 | More likely |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo