# Skype for Business 2016 (32-bit) security updates

Patch Radar has 12 security fixes for Skype for Business 2016 (32-bit), closing 24 CVEs. The newest security fix is KB5002181, released February 13, 2024. This product is no longer supported.

- Web page: https://patchblox.com/security/product/microsoft/skype-for-business-2016-32-bit
- Platform: Microsoft
- Vendor: Microsoft
- Supported: no

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [KB5002181](https://patchblox.com/security/data/fix/microsoft/kb5002181.md) | Feb 13, 2024 |  | High | 1 | 0 |
| [KB4475545](https://patchblox.com/security/data/fix/microsoft/kb4475545.md) | Jul 9, 2019 |  | High | 1 | 0 |
| [KB4461473](https://patchblox.com/security/data/fix/microsoft/kb4461473.md) | Nov 13, 2018 |  | Routine | 1 | 0 |
| [KB4022221](https://patchblox.com/security/data/fix/microsoft/kb4022221.md) | Jul 10, 2018 |  | High | 2 | 0 |
| [KB4011159](https://patchblox.com/security/data/fix/microsoft/kb4011159.md) | Oct 10, 2017 |  | High | 1 | 0 |
| [KB4011040](https://patchblox.com/security/data/fix/microsoft/kb4011040.md) | Sep 12, 2017 |  | Urgent | 3 | 0 |
| [KB3203382](https://patchblox.com/security/data/fix/microsoft/kb3203382.md) | Jun 13, 2017 |  | Urgent | 2 | 0 |
| [KB3191858](https://patchblox.com/security/data/fix/microsoft/kb3191858.md) | May 9, 2017 |  | High | 1 | 0 |
| [KB3178656](https://patchblox.com/security/data/fix/microsoft/kb3178656.md) | Mar 14, 2017 |  | Urgent | 3 | 0 |
| [KB3118327](https://patchblox.com/security/data/fix/microsoft/kb3118327.md) | Oct 11, 2016 |  | Urgent | 5 | 0 |
| [KB3115408](https://patchblox.com/security/data/fix/microsoft/kb3115408.md) | Aug 9, 2016 |  | Urgent | 3 | 0 |
| [KB3114960](https://patchblox.com/security/data/fix/microsoft/kb3114960.md) | Apr 12, 2016 |  | Urgent | 1 | 0 |

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Data as of 2026-11-12T13:55:20Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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