Joomla! Component JS Jobs 1.2.0 - Cross-Site Scripting

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# Exploit Title: Joomla! Component JS Jobs 1.2.0 - Cross Site Scripting
# Google Dork: N/A
# Date: 03-04-2018
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# Exploit Author: Sureshbabu Narvaneni#
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# Author Blog : http://nullnews.in
# Vendor Homepage: https://www.joomsky.com/products/js-jobs.html
# Software Link: https://www.joomsky.com/5/download/1.html
# Affected Version: 1.2.0
# Category: WebApps
# Tested on: Win7 Enterprise x86/Kali Linux 4.12 i686
# CVE : CVE-2018-9183
#
# 1. Vendor Description:
#
# JS Jobs offer to employer to register his company and post jobs. Job
seeker register him self and add his resume.
# He can search job and apply on it. Employer will get resume in applied
resume section.
#
# 2. Technical Description:
#
# JS Jobs 1.2.0 is missing validation on URL inserted by attacker/employer
while creating company entry.
#
# 3. Proof Of Concept:
#
#  Create a company entry by logging in as Employer and paste below payload
in place of URL field.
#
#  Payload : javascript:alert(1) or
data:text/html;base64,PHNjcmlwdD5hbGVydCgnWFNTJyk8L3NjcmlwdD4K
#
# 4. Solution:
#
# Upgrade to latest release.
# http://www.joomsky.com/5/download/1.html
#
# 5. Reference:
# https://vel.joomla.org/resolved/2146-js-jobs-1-2-0-xss-cross-site-scripting
# https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-9183
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