CSP Bypass

This is a Burp plugin that is designed to passively scan for CSP headers that contain known bypasses as well as other potential weaknesses.

Installation

Jython Setup

1. Download the latest Jython 2.7.x .jar file
2. In Burp select Extender and then the Options tab, under the Python Environment heading click Select File ... and browse to the Jython .jar file

CSP Bypass Plugin Setup

1. Execute the build-plugin.sh script, you should see a csp-bypass-plugin.py file appear
2. In Burp select Extender and then the Extensions tab
3. Click Add in the window that appears, select Python from the Extension Type dropdown menu
4. Click Select File ... next to Extension File and select the generated csp-bypass-plugin.py file
5. Click Next and you're done!