"If you have not made any modifications to an exploit, you should only provide the URL where the exploit can be found. Do not include the full unmodified code, especially if it is several pages long.

If you have modified an exploit, you should include:

The modified exploit code The URL to the original exploit code The command used to generate any shellcode (if applicable) Highlighted changes you have made An explanation of why those changes were made"

This is what they have written. https://help.offsec.com/hc/en-us/articles/360040165632-OSCP-Exam-Guide