Cross-site scripting (XSS) vulnerability in Plupload.as in Moxiecode plupload before 1.5.5, as used in WordPress before 3.5.1 and other products, allows remote attackers to inject arbitrary web script or HTML via the id parameter.
https://github.com/moxiecode/plupload/commit/2d746ee9083c184f1234d8fed311e89bdd1b39e5
https://euvd.enisa.europa.eu/vulnerability/EUVD-2013-0270
https://bugzilla.redhat.com/show_bug.cgi?id=904122