User enumeration is found in PHPJabbers Callback Widget v1.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid or not, enabling a brute force attack with valid users.

There is a Cross Site Scripting (XSS) vulnerability in the "theme" parameter of preview.php in PHPJabbers Callback Widget v1.0.

There is a Cross Site Scripting (XSS) vulnerability in the "action" parameter of index.php in PHPJabbers Callback Widget v1.0.

There is a Cross Site Scripting (XSS) vulnerability in the value-text-o_sms_email_request_message parameters of index.php in PHPJabbers Callback Widget v1.0.

There is a Cross Site Scripting (XSS) vulnerability in the value-enum-o_bf_include_timezone parameter of index.php in PHPJabbers Callback Widget v1.0.