Byp4Xx : Simple Bash Script To Bypass “403 Forbidden” Messages

Byp4Xx is a bash script to bypass “403 Forbidden” responses with well-known methods discussed in #bugbountytips.

Installation

git clone https://github.com/lobuhi/byp4xx.git
cd byp4xx
chmod u+x byp4xx.sh

Usage: Start URL with http or https.

./byp4xx.sh [OPTIONS] http(s)://url/path

OPTIONS:
-c Return the entire curl command if response is 200
-r Redirects if the response is 3XX

Example:

./byp4xx.sh https://www.google.es/test

Features:

  • Multiple HTTP verbs/methods
  • Multiple methods mentioned in #bugbountytips
  • Multiple headers: Referer, X-Custom-IP-Authorization…
  • Allow redirects
  • Return the entire curl command if response is 200

Tips:

  • You can add proxychains to use with BurpSuite
  • Interlace is a good option for multithreading multiples URLs
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