its have a injection I dont know how but my website hacked 2 times please find what is this ım uninstall my all website for now..
why I hacked 2 times because first time I think its wp-pagenavi ı clear virus they-he insert the code my footer.php anyway ı update wp-pagenavi and after couple days ı hacked again
its sirius issiu because they-he can access our theme pages.
carefull your chmod important ım change 664 but before that it 777 :) this is second mistake. but anyway please fix this find the problem