Flexmonster Pivot Table & Charts 2.7.17 – ‘Remote JSON’ Reflected XSS
# Exploit Title: Flexmonster Pivot Table & Charts 2.7.17 - 'Remote JSON' Reflected XSS # Date: 08/01/2020 # Exploit Author: Marco Nappi # Vendor Homepage: https://www.flexmonster.com/ # Version: Flexmonster Pivot Table & Charts 2.7.17 # Tested on: Flexmonster Pivot Table & Charts 2.7.17 # CVE : CVE-2020-20139 Cross Site Scripting (XSS) vulnerability in the Remote JSON component Reflected XSS: The Reflected XSS is a result of insufficient input sanitization of the 'path' parameter when fetching the file specifications (file_specs.php). Below I have provided an example URL. When using this URL the user navigates to an non-existing file (the XSS payload). This results in the execution of the payload. payload: <svg onload=alert("OpenRemoteJSON")><!-- |