Jira Issue Macro in Confluence table getting inserted at different place/row instead of desired place.

Problem

When trying to insert Jira Issue Macro in Confluence table using "+" insert more content from the menu option, it is getting inserted at different place/row than desire place.

Environment

Confluence 6.15.4 & 6.15.10

Steps to Reproduce:

1. Open a Confluence page for editing, insert a table, write a text in a table cell and cursor should be at the right position (Pic A).
2. Click on the Insert more content menu option and then on "Jira Issue/Filter" (Pic B).
3. Select a Jira Issue and click "Insert" (Pic C).
4. The link is inserted at a random position (Pic D). 
    

Expected Results

It should be inserted at the position where cursor was present.

Actual Results

JIM getting inserted at random position/row in the table.

Workaround

When using shortcut "{" to insert JIM, it works as desire.

Notes

• Tested in 6.15.4 and 6.15.10 . 
• Screenshots and video attached