# KB3115393: July 2016 security update

KB3115393, released July 12, 2016, fixes 2 CVEs in Microsoft Office Word Viewer. 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/kb3115393
- Platform: Microsoft
- Released: Jul 12, 2016
- Priority: Urgent (Closes CVE-2016-3282, rated Critical)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/3115393

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Microsoft Office Word Viewer](https://patchblox.com/security/data/product/microsoft/microsoft-office-word-viewer.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2016-3282](https://patchblox.com/security/data/cve/CVE-2016-3282.md) | Urgent | Microsoft Office | n/a | 0.2629 |  |
| [CVE-2016-3280](https://patchblox.com/security/data/cve/CVE-2016-3280.md) | Urgent | Microsoft Office | n/a | 0.1964 |  |

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Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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