We have released a patch file to fix the following problem. This is not a security problems.
Problem
A line wrapping is not work if you use the other than rich text as a text format in the latest Google Chrome and Firefox.
Solution
Please apply patch file. This patch file is available for Movable Type 6.2.x and 6.1.x versions only.
Patch file
The patch file contains a file named “mt-static/plugins/TinyMCE/lib/js/adapter.js”. Please replace the same name on your servers.
Yuji is the Movable Type Lead Engineer and Senior Product Manager. I’m worked on Six Apart from 2006.