Webfonts is enabled by default in ml.wikipedia through ULS extension. It has to be disabled.
Link for local discussion
Version: master
Severity: major
URL: https://ml.wikipedia.org/wiki/%E0%B4%B5%E0%B4%BF%E0%B4%95%E0%B5%8D%E0%B4%95%E0%B4%BF%E0%B4%AA%E0%B5%80%E0%B4%A1%E0%B4%BF%E0%B4%AF:%E0%B4%AA%E0%B4%9E%E0%B5%8D%E0%B4%9A%E0%B4%BE%E0%B4%AF%E0%B4%A4%E0%B5%8D%E0%B4%A4%E0%B5%8D_%28%E0%B4%B8%E0%B4%BE%E0%B4%99%E0%B5%8D%E0%B4%95%E0%B5%87%E0%B4%A4%E0%B4%BF%E0%B4%95%E0%B4%82%29#English_translation_of_the_proposal_being_voted_here
See Also:
https://bugzilla.wikimedia.org/show_bug.cgi?id=49889