I expect the first “Muslims fear backlash” articles to start appearing any minute now.
Since you asked, CAIR is tweeting.
The Council on American-Islamic Relations (CAIR) condemns the terror attacks in Paris:
https://twitter.com/search?q=CAIR&ref_src=twsrc%5Egoogle%7Ctwcamp%5Eserp%7Ctwgr%5Esearch