When exporting a field with a hyperlink that contains a square bracket [ using wiki markup , it doesn´t render the mapping

Description
When exporting a field with a hyperlink that contains a square bracket [ using wiki markup , it doesn´t render the mapping.

How to reproduce

1. Create a new issue and add the following example link to the Description field:
   http://foo.com/asdf?bar=%2F![
   
2. Create a template to export the Description using the wiki markup
   
3. Export the template

Actual result/Attachments
It´s not rendering the mapping.

Expected result
It should render the mapping and export the field.