register.php in Ultimate PHP Board (UPB) 1.9.6 and earlier allows remote attackers to create arbitrary accounts via the [NR] sequence in the signature field, which is used to separate multiple records.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ultimate_php_board | Ultimate_php_board | 1.8 (including) | 1.8 (including) |
| Ultimate_php_board | Ultimate_php_board | 1.8.2 (including) | 1.8.2 (including) |
| Ultimate_php_board | Ultimate_php_board | 1.9 (including) | 1.9 (including) |
| Ultimate_php_board | Ultimate_php_board | 1.9.6 (including) | 1.9.6 (including) |