Solution : https://service.sap.com/sap/support/notes/1334244 (SAP Service marketplace login required)
Key words : 
cross-site scripting, note masked correctly, relevant support package, error message content, item description javascript, javascript content, item description, program error, error messages, shopping cart
Related Notes : 
       
| 888889 | Automatic checks for security notes using RSECNOTE |