What steps will reproduce the problem?
1. See http://jsfiddle.net/setj6r2y/
What is the expected output? What do you see instead?
Fails on 2nd decoding.
What version of the product are you using? On what operating system?
http://crypto-js.googlecode.com/svn/tags/3.1.2/build/rollups/aes.js
Please provide any additional information below.
http://jsfiddle.net/setj6r2y/