Summary

A few of the macros such as childrendisplay, iFrame are not rendered correctly in the customer portal due to rendering 403 error.

How To Replicate

1. Create a confluence page with childrendisplay macro and link the space to the service project
2. Log in as a portal-only customer account user in the customer portal 
3. Access the knowledge base article and the below error is displayed on the customer portal.
   

Expected Results

Macros to be rendered correctly on the customer portal

Actual Results

When trying to access the article from the customer account, the error is displayed

Workaround

Reach the support team to fix the issue temporarily for your cloud site