Multiple vulnerabilities existed in Java 1.6.0_51, the most serious of which may allow an untrusted Java applet to execute arbitrary code outside the Java sandbox.

Visiting a web page containing a maliciously crafted untrusted Java applet may lead to arbitrary code execution with the privileges of the current user.

Oracle will release a new version of Java on Tuesday that will include 42 security fixes and will make changes to how Web-based Java content will be presented inside browsers.