How can I remove using built in wordpress filters

I agree with hakre – something funky is going on elsewhere, those shouldnt be appearing.

As a sidenote, you could use the jQuery unwrap() function to remove those divs.

jQuery('div.mceTemp img').unwrap();

http://api.jquery.com/unwrap/

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)