A Reflected Cross-site scripting (XSS) vulnerability in interface/forms/eye_mag/php/eye_mag_functions.php in OpenEMR < 7.0.0 allows remote authenticated users to inject arbitrary web script or HTML via the REQUEST_URI.
https://www.open-emr.org/wiki/index.php/OpenEMR_Patches#7.0.0_Patch_.2811.2F30.2F22.29