Multiple reflected cross-site scripting (XSS) vulnerabilities in OpenEMR before 5.0.1 allow remote attackers to inject arbitrary web script or HTML via the (1) patient parameter to interface/main/finder/findernavigation.php; (2) key parameter to interface/billing/getclaimfile.php; (3) formid or (4) formseq parameter to interface/orders/types.php; (5) eraname, (6) paydate, (7) posttodate, (8) depositdate, (9) debug, or (10) InsId parameter to interface/billing/sleobprocess.php; (11) formsource, (12) formpaydate, (13) formdepositdate, (14) formamount, (15) formname, (16) formpid, (17) formencounter, (18) formdate, or (19) formtodate parameter to interface/billing/sleobsearch.php; (20) codetype or (21) searchterm parameter to interface/deidentificationforms/findcodepopup.php; (22) searchterm parameter to interface/deidentificationforms/finddrugpopup.php; (23) searchterm parameter to interface/deidentificationforms/findimmunizationpopup.php; (24) id parameter to interface/forms/CAMOS/view.php; (25) id parameter to interface/forms/reviewofs/view.php; or (26) listid parameter to library/customtemplate/personalize.php.