Thank you for contacting Atlassian Community!
I understand that you are looking for a custom field that would properly render HTML syntax on your JIRA issues, is that correct?
Unfortunately, HTML syntax is a restricted function on the Cloud platform, once this feature creates an XSS vulnerability that could allow malicious users to gain system administrator permissions and use the Cloud infrastructure for nefarious purposes.
Instead of using HTML, JIRA provides the Wiki markup option, where you can configure almost all the elements available on HTML.
Please, check the documentation below for more information about it:
Hi! My name is Eoin and I'm a product manager working on Team-managed projects in Jira Software Cloud. We're continuously improving and updating Jira Software and feedback from our customers is ...
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