| Vendor | Products | Vulnerabilities |
|---|---|---|
| 2200net | 1 | 1 |
| 21st Century Insurance | 1 | 1 |
| 21-6 Productions | 1 | 1 |
| 1up | 1 | 1 |
| 1und1 | 1 | 1 |
| 1st News | 1 | 1 |
| 1st Choice Software | 1 | 1 |
| 1kxun | 1 | 1 |
| 1cdn Project | 1 | 1 |
| 1c | 1 | 1 |
| 1byte | 9 | 1 |
| 1app | 1 | 1 |
| 180solutions | 1 | 1 |
| 1800contacts | 1 | 1 |
| 17ido | 1 | 1 |
| 13thmonkey | 1 | 1 |
| 133 | 1 | 1 |
| 12planet | 1 | 1 |
| 12dsynergy | 2 | 1 |
| 129zou | 1 | 1 |
20 | ||