With Vector in FF.
Try to add a caption to an image:
the words will be splitted on multiple lines, with the first letter being automatically placed on the second line, the other letters on the first one, and no ability to fix this.

I understand that https://bugzilla.wikimedia.org/show_bug.cgi?id=38129 is coming but I thought I'd file this anyway.

Version: unspecified
Severity: normal