Looks like some spammer has found a way to post random blog posts on cocos2dx blogs. Someone in team should upgrade the blog engine and check for potential securty holes on the servers.
For example, see the blog posts listed at http://www.cocos2d-x.org/
Visit this link for full list of 700+ spam blog posts:
http://blog.cocos2d-x.org/category/uncategorized/