EDIT - sadly escaping didn't work.
I encountered this same problem, there is a JIRA for it. https://jira.atlassian.com/browse/CONF-24880
I however was able to workaround by creating a custom User Macro:
## @paramName:title=email|type=string|required=true|desc=Email Address
## @paramLink:title=text|type=string|desc=Link Text
#set ($url = $paramName)
#set ($linktext = $paramLink)
#set ($linktext = $url)
<a href =mailto:$url>$linktext</a>
Hi Community! I’m Elaine, Confluence Product Manager. You may have read my earlier post about page tree in space navigation sidebar. I'm excited to share another improvement that helps you organize ...
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG
You're one step closer to meeting fellow Atlassian users at your local meet up. Learn more about AUGs