Issue Summary

This is reproducible on Data Center: yes

Steps to Reproduce

1. Create a test page and insert "Blog Post" macro >> Publish
2. Under the macro "Blog stream" click on "Create blog post" button
3. An error is thrown "Your request could not be processed because a required security token was not present in the request. You may need to re-submit the form or reload the page."

Expected Results

A blog post should be created without any error when clicking "Create blog post" from Blog post macro

Actual Results

When clicking "Create blog post" from Blog post macro an error appears:

"Your request could not be processed because a required security token was not present in the request. You may need to re-submit the form or reload the page." 

Workaround

Use the "Create" button from the top navigation bar to create a blog post instead