# KB3188399: October 2016 security update

KB3188399, released October 11, 2016, fixes 5 CVEs in Microsoft Lync 2010 Attendee (user level install). 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/kb3188399
- Platform: Microsoft
- Released: Oct 11, 2016
- Priority: Urgent (Closes CVE-2016-3396, exploitation more likely)
- CVEs: 5, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://support.microsoft.com/help/3188399

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [Microsoft Lync 2010 Attendee (user level install)](https://patchblox.com/security/data/product/microsoft/microsoft-lync-2010-attendee-user-level-install.md) |  |  |

## CVEs this fix closes

| CVE | Priority | Component | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2016-3396](https://patchblox.com/security/data/cve/CVE-2016-3396.md) | Urgent | Microsoft Graphics Component | n/a | 0.2438 | More likely |
| [CVE-2016-3209](https://patchblox.com/security/data/cve/CVE-2016-3209.md) | High | Microsoft Graphics Component | n/a | 0.5365 |  |
| [CVE-2016-3262](https://patchblox.com/security/data/cve/CVE-2016-3262.md) | High | Microsoft Graphics Component | n/a | 0.3198 |  |
| [CVE-2016-3263](https://patchblox.com/security/data/cve/CVE-2016-3263.md) | High | Microsoft Graphics Component | n/a | 0.3198 |  |
| [CVE-2016-7182](https://patchblox.com/security/data/cve/CVE-2016-7182.md) | High | Microsoft Graphics Component | n/a | 0.3032 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo