# KB3186807: September 2016 security update

KB3186807, released September 13, 2016, fixes 3 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/microsoft/kb3186807
- Platform: Microsoft
- Released: Sep 13, 2016
- Priority: High (Closes CVE-2016-3358, high severity)
- CVEs: 3, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/3186807

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Microsoft Excel 2016 for Mac](https://patchblox.com/security/data/product/microsoft/microsoft-excel-2016-for-mac.md) |  |  |
| [Microsoft Outlook 2016 for Mac](https://patchblox.com/security/data/product/microsoft/microsoft-outlook-2016-for-mac.md) |  |  |
| [Microsoft PowerPoint 2016 for Mac](https://patchblox.com/security/data/product/microsoft/microsoft-powerpoint-2016-for-mac.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2016-3358](https://patchblox.com/security/data/cve/CVE-2016-3358.md) | High | Microsoft Office | n/a | 0.1843 |  |
| [CVE-2016-3360](https://patchblox.com/security/data/cve/CVE-2016-3360.md) | High | Microsoft Office | n/a | 0.1724 |  |
| [CVE-2016-3366](https://patchblox.com/security/data/cve/CVE-2016-3366.md) | High | Microsoft Office | n/a | 0.1623 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo