Some security experts are telling organizations, including government agencies, to disable or even uninstall Java software running on Web browsers. That's because two big, unpatched vulnerabilities in Java have become the target of zero-day attacks.

Computerworld reports, an exploit called Blackhole has attacked computers running Java. Mozilla, which publishes the FireFox browser, advises users to uninstall Oracle's version of Java. It has considered sending an update that automatically stops the Java plug-in from running.

The U.S. Computer Emergency Readiness Team joins the chorus of voices warning against Java attacks.

This story is part of Federal News Radio's daily Cybersecurity Update. For more cybersecurity news, click here.