Summary

If a ticket raised by JSD customer is move to another JIRA Software project and customer responds to the notification mail (its subject contains the original issue key in Service Desk project) with an email that contains an attachment, the attachment will be added to the moved issue without any trace in the issue and without any comments.

Steps to Reproduce

1. Create two projects : One Service Desk project and one Software project.
2. SD customer create a new Service Desk ticket via email and make sure you have received a notification informing the creation of new ticket.
3. Move the ticket to Software project
4. SD customer responses to the notification received in step 2 with some comments and an attachment

Expected Results

Comments and attachment being added to the moved ticket in Software project if the reporter has the necessary permission.
Or create a new ticket in the Service Desk project.

Actual Results

Only attachment is added to the moved ticket but without any trace.
(no issue activity is logged)