# Microsoft Defender security updates

The latest version of Microsoft Defender is 101.26092.0012, released October 28, 2026. Patch Radar has 1 security fix for Microsoft Defender, closing 5 CVEs. The newest security fix is Microsoft Defender 101.26042.0020, released June 12, 2026. Version 101.26092.0012 adds no new CVE fixes and includes all of them.

- Web page: https://patchblox.com/security/product/macos/microsoft-defender
- Platform: macOS
- Vendor: Microsoft
- Latest version: 101.26092.0012 (Oct 28, 2026)
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| Microsoft Defender 101.26092.0012 (latest, includes every fix below) | Oct 28, 2026 | 101.26092.0012 |  |  |  |
| [Microsoft Defender 101.26042.0020](https://patchblox.com/security/data/fix/macos/com.microsoft.wdav-101.26042.0020.md) | Jun 12, 2026 | 101.26042.0020 | High | 5 | 0 |

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Data as of 2026-11-10T07:50:38Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

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