member2.php in vBulletin 2.2.9 and earlier does not properly restrict the $perpage variable to be an integer, which causes an error message to be reflected back to the user without quoting, which facilitates cross-site scripting (XSS) and possibly other attacks.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Vbulletin | Jelsoft | 2.0 (including) | 2.0 (including) |
| Vbulletin | Jelsoft | 2.0.1 (including) | 2.0.1 (including) |
| Vbulletin | Jelsoft | 2.0.2 (including) | 2.0.2 (including) |
| Vbulletin | Jelsoft | 2.2.0 (including) | 2.2.0 (including) |
| Vbulletin | Jelsoft | 2.2.1 (including) | 2.2.1 (including) |
| Vbulletin | Jelsoft | 2.2.2 (including) | 2.2.2 (including) |
| Vbulletin | Jelsoft | 2.2.3 (including) | 2.2.3 (including) |
| Vbulletin | Jelsoft | 2.2.4 (including) | 2.2.4 (including) |
| Vbulletin | Jelsoft | 2.2.5 (including) | 2.2.5 (including) |
| Vbulletin | Jelsoft | 2.2.6 (including) | 2.2.6 (including) |
| Vbulletin | Jelsoft | 2.2.7 (including) | 2.2.7 (including) |
| Vbulletin | Jelsoft | 2.2.8 (including) | 2.2.8 (including) |
| Vbulletin | Jelsoft | 2.2.9 (including) | 2.2.9 (including) |
| Vbulletin | Jelsoft | 2.2.9_can (including) | 2.2.9_can (including) |