Same here, but with more details :
If in a wiki you insert a table with some html list in it (like this
Save, open back the "modify" page click on <> to see the html code and 3 of those div lines appears. Save like this and open back the "modify" page and you get 7 lines. Do it again nad you'll get 12 lines, etc.
A teacher in our university made a big table with lots of list entries in and after a few students modified the table, there was about 12.000 lines of parasite code !
Is there anything supposed to happen to fix that in the future ?