Also, after saving a page or discarding an edit, the cursor appears on the Read Mode which could be a related issue, if not will file a separate bug later.

Change 165537 had a related patch set uploaded by Catrope:
Followup b8d8a5b: fix stray check for !selection

https://gerrit.wikimedia.org/r/165537

Change 165537 merged by jenkins-bot:
Followup b8d8a5b: fix stray check for !selection

https://gerrit.wikimedia.org/r/165537

The issue of double-typing of characters is resolved but the cursor is still appearing on readmode after saving the page.

Verified the fix for double-typing issue in test2

Verified the fix in production