Microsoft product families
Microsoft vulnerabilities grouped into 16 product families, with totals across every Patch Tuesday release PatchaPalooza tracks.
| Product family | CVEs | Critical | Exploited | First release | Latest release |
|---|---|---|---|---|---|
| Open Source Software | 8,189 | 389 | 0 | March 2020 | October 2026 |
| Windows | 7,005 | 196 | 112 | January 2020 | October 2026 |
| ESU | 5,416 | 168 | 91 | January 2020 | October 2026 |
| Browser | 5,202 | 95 | 7 | January 2020 | October 2026 |
| Mariner | 3,598 | 179 | 0 | January 2020 | October 2026 |
| Microsoft Office | 1,488 | 34 | 20 | January 2020 | October 2026 |
| Developer Tools | 561 | 18 | 3 | January 2020 | October 2026 |
| Azure | 529 | 123 | 2 | March 2020 | October 2026 |
| SQL Server | 276 | 6 | 1 | February 2020 | October 2026 |
| Microsoft Dynamics | 152 | 13 | 1 | January 2020 | October 2026 |
| Apps | 140 | 20 | 1 | April 2020 | October 2026 |
| Other | 139 | 7 | 0 | February 2020 | October 2026 |
| Server Software | 130 | 21 | 9 | November 2020 | October 2026 |
| System Center | 102 | 8 | 4 | February 2020 | October 2026 |
| Exchange Server | 13 | 3 | 0 | February 2020 | May 2021 |
| Device | 10 | 4 | 0 | February 2020 | August 2026 |