This is for all active users:

Many people (Mostly Zomg! players who use meebo frequently) have been getting hacked lately.
To avoid this, do not click any suspicious links. Even if you trust the person.
There have been rumors that if you click the links, all your accounts will be hacked if their passwords are saved in your browser.
If you know someone who has gotten hacked, please have them file a report as soon as possible.