Cultural relativism is indeed evil. However, one must also consider what it wishes to replace, which is only slightly better from our Western cultural viewpoint. Let's try to distill this problem to crux, and see where we arrive. On careful examination, one observes three major Western cultural models of reality. Current philosophy says truth is absolute and value is relative.
Cultural relativism says both truth and value are relative.
The new philosophy says value is absolute and truth is context dependent . It is facile and inept. In it, there are no values and no truths. In it, chaos reigns . We see the results of its use in our schools and in the highest levels of our government.