Solution : https://service.sap.com/sap/support/notes/1124917 (SAP Service marketplace login required)
Key words : 
webdynpro leave request application, customer fields data, approved/rejected records, terms customer fields, attached correction instructions, displayed correctly, program error, solution apply, prerequisites, incorporate
Related Notes : 
       
| 1245560 | Composite SAP Note : XSS Documentation | 
| 1088309 | |
| 1015446 | |
| 1012310 | |
| 966402 |