Identify the name of the vulnerability exist in the below code: 1 ... 2 public class ShowUserDetailsAction extends HttpServlet 3 { 4 private String currentUser; 5 public void doPost(HttpServletRequest req, HttpServletResponse res) 6 { 7 try 8 { 9 currentUser = req.getParameter("userID"); 10 RequestDispatcher rd = getServletContext().getRequestDispatcher ("/ShowDetails.jsp"); 11 if (!"".equals(currentUser)) 12 { 13 14 ArrayList userInfo = new ArrayList(); 15 LoginDAO objLoginDAO = new LoginDAO(); 16 userInfo = objLoginDAO.getUserInfo(currentUser); 17 18 if (userInfo!=null && (userInfo.size()!= 0)) 19 { 20 req.setAttribute("UserInfo", userInfo); 21 } 22 else 23 { 24 req.setAttribute("NoUser", "true"); 25 } 26 } 27 rd.forward(req,res); 28 } catch (Exception e) 29 { 30 log.debug(“Error Occurred:”+ e); 31 } 32 } 33 } 34 ...