There is easily enough information in this post for a reasonably clever blackhat to rediscover the vulnerability. I'm reasonably certain I can guess what it is.

There is easily enough information in this post for a reasonably clever blackhat to rediscover the vulnerability. I'm reasonably certain I can guess what it is. So don't use Skype on Mac if you can help it, and if you must use it turn off messages from sources not in your contact list.