Ubuntu forums compromised

Canonical has disclosedthat the Ubuntu forum system has been compromised. "The attacker hadthe ability to inject certain formatted SQL to the Forums database on theForums database servers. This gave them the ability to read from any tablebut we believe they only ever read from the 'user' table. They used thisaccess to download portions of the 'user' table which contained usernames,email addresses and IPs for 2 million users. No active passwords wereaccessed."