Can users who have access to confluence view any JIRA cards (macros used in confluence) even if they don't have license in JIRA? What are the limitations around viewing the JIRA card in confluence if user does not have JIRA license?
The information you are looking for is better is explained in this documentation https://confluence.atlassian.com/doc/use-jira-applications-and-confluence-together-427623543.html
under "Jira applications required" section.
Please go through the documentation and have the users licensed according to your requirement.
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