Please upgrade here. These earlier versions are no longer being updated and have security issues.
HackerOne users: Testing against this community violates our program's Terms of Service and will result in your bounty being denied.
What plugins?

Which wysiwyg is used here on this vanilla forms site?
And is "button bar" used here or something else?
Thank you
0
Comments
http://vanillaforums.org/addon/buttonbar-plugin is used with the MarkDown markup language.
There was an error rendering this rich post.
Thank you...
http://vanillaforums.org/discussion/19235/what-plugins-does-this-site-use
I may not provide the completed solution you might desire, but I do try to provide honest suggestions to help you solve your issue.