# KB5023505: March 2023 security update

KB5023505, released March 14, 2023, fixes 11 CVEs in Microsoft Dynamics 365 (on-premises) version 9.1. None of them is reported as exploited. Patch Radar priority: Routine. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/microsoft/kb5023505
- Platform: Microsoft
- Released: Mar 14, 2023
- Priority: Routine (Closes 11 CVEs, none high severity)
- CVEs: 11, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/5023505

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Microsoft Dynamics 365 (on-premises) version 9.1](https://patchblox.com/security/data/product/microsoft/microsoft-dynamics-365-on-premises-version-9.1.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-24922](https://patchblox.com/security/data/cve/CVE-2023-24922.md) | Routine | Microsoft Dynamics | 6.5 | 0.0146 |  |
| [CVE-2023-21807](https://patchblox.com/security/data/cve/CVE-2023-21807.md) | Routine | Microsoft Dynamics | 6.5 | 0.0065 |  |
| [CVE-2023-21572](https://patchblox.com/security/data/cve/CVE-2023-21572.md) | Routine | Microsoft Dynamics | 6.5 | 0.0061 |  |
| [CVE-2023-21570](https://patchblox.com/security/data/cve/CVE-2023-21570.md) | Routine | Microsoft Dynamics | 5.4 | 0.0061 |  |
| [CVE-2023-21571](https://patchblox.com/security/data/cve/CVE-2023-21571.md) | Routine | Microsoft Dynamics | 5.4 | 0.0061 |  |
| [CVE-2023-21573](https://patchblox.com/security/data/cve/CVE-2023-21573.md) | Routine | Microsoft Dynamics | 5.4 | 0.0061 |  |
| [CVE-2023-24879](https://patchblox.com/security/data/cve/CVE-2023-24879.md) | Routine | Microsoft Dynamics | 5.4 | 0.0061 |  |
| [CVE-2023-24891](https://patchblox.com/security/data/cve/CVE-2023-24891.md) | Routine | Microsoft Dynamics | 5.4 | 0.0061 |  |
| [CVE-2023-24919](https://patchblox.com/security/data/cve/CVE-2023-24919.md) | Routine | Microsoft Dynamics | 5.4 | 0.0061 |  |
| [CVE-2023-24921](https://patchblox.com/security/data/cve/CVE-2023-24921.md) | Routine | Microsoft Dynamics | 5.4 | 0.0061 |  |
| [CVE-2023-24920](https://patchblox.com/security/data/cve/CVE-2023-24920.md) | Routine | Microsoft Dynamics | 5.4 | 0.0031 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo