Initial case:
- Go to https://www.mediawiki.org/wiki/VisualEditor/status?veaction=edit.
- Scroll to the final section, remove the "…", and insert template.
- Pick "key press" in the normal way.
- Set parameter 1 as "Ctrl", parameter 2 as "Shift", and parameter 3 as "V".
- Press "Insert".
Result: dialog remains pending whilst endless snowmen get inserted.
Version: unspecified
Severity: major
URL: https://www.mediawiki.org/w/index.php?title=VisualEditor/status&oldid=1152478