# Microsoft Exchange Server 2019 Cumulative Update 13 security updates

Patch Radar has 7 security fixes for Microsoft Exchange Server 2019 Cumulative Update 13, closing 21 CVEs, 1 of which is being exploited. The newest security fix is KB5049233, released November 12, 2024. This product is no longer supported.

- Web page: https://patchblox.com/security/product/microsoft/microsoft-exchange-server-2019-cumulative-update-13
- Platform: Microsoft
- Vendor: Microsoft
- Supported: no

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [KB5049233](https://patchblox.com/security/data/fix/microsoft/kb5049233.md) | Nov 12, 2024 |  | Urgent | 1 | 0 |
| [KB5037224](https://patchblox.com/security/data/fix/microsoft/kb5037224.md) | Mar 12, 2024 |  | High | 1 | 0 |
| [KB5035606](https://patchblox.com/security/data/fix/microsoft/kb5035606.md) | Feb 14, 2024 |  | Patch now | 1 | 1 |
| [KB5032146](https://patchblox.com/security/data/fix/microsoft/kb5032146.md) | Nov 14, 2023 |  | Urgent | 4 | 0 |
| [KB5030877](https://patchblox.com/security/data/fix/microsoft/kb5030877.md) | Oct 10, 2023 |  | Urgent | 1 | 0 |
| [KB5030524](https://patchblox.com/security/data/fix/microsoft/kb5030524.md) | Sep 12, 2023 |  | Urgent | 11 | 0 |
| [KB5026261](https://patchblox.com/security/data/fix/microsoft/kb5026261.md) | Jun 13, 2023 |  | Urgent | 2 | 0 |

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Data as of 2026-11-12T07:53:35Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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