| Vendor | Products | Vulnerabilities |
|---|---|---|
| Cdrtools | 2 | 4 |
| Cbc | 24 | 4 |
| Cayman | 2 | 4 |
| Cayintech | 8 | 4 |
| Catfish Project | 1 | 4 |
| Catchplugins | 11 | 4 |
| Castel | 1 | 4 |
| Carson-saint | 1 | 4 |
| Carlinkit | 1 | 4 |
| Carefusion | 1 | 4 |
| Car Driving School Management System Project | 1 | 4 |
| Canvasgfx | 1 | 4 |
| Cantata Project | 1 | 4 |
| Candlepinproject | 1 | 4 |
| Campcodes Video Sharing Website Project | 1 | 4 |
| Cambridge Computer Corporation | 3 | 4 |
| Cahier De Textes | 1 | 4 |
| Cafuego | 1 | 4 |
| Cabextract | 1 | 4 |
| C3-ilex | 1 | 4 |
20 | ||