Avast is reporting http://java-update.appspot.com/ as a malicious website

Has anyone ran into this?

Is on this list: http://www.cloudflare-watch.org/domains/en-fh.html
Nothing here: http://quttera.com/detailed_report/java-update.appspot.com
Scripting exploit detected: http://www.google.com/safebrowsing/diagnostic?site=quttera.com
java-update. has suspicious character score 2.42
Could be an IP block see: http://urlquery.net/report.php?id=4393376

polonus