Eval injection vulnerability in the fillpdf_form_export_decode function in fillpdf.admin.inc in the Fill PDF module 6.x-1.x before 6.x-1.16 and 7.x-1.x before 7.x-1.2 for Drupal allows remote authenticated users with administer PDFs privileges to execute arbitrary PHP code via unspecified vectors.  NOTE: Some of these details are obtained from third party information.