Today, Oracle is releasing a planned set of Critical
fixes for Java. Updates affect Java SE (Standart Edition) versions 7 (7u15 and below), 6 (6u43 and below), 5 (5u41 and below). 42 vulnerabilities are subject to correction, 39 of which are related to the
Remote Code Execution type and can be successfully applied without actual authentication, i.e., remotely over the network, without using a login and password to access the remote system (potential drive-by installation).

Schedule for scheduled Oracle product upgrades.
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Java users have an auto-update feature enabled by default; see the recommendations
here for more detail.

The latest version of
Java 7u21 can be downloaded
here .

be secure.