In October 2009, Mozilla decided to add Microsoft’s Windows Presentation Foundation (WPF) plug-in to the Firefox blocklist after Microsoft revealed that it had a vulnerability.

Mozilla can add extensions or plug-ins to the Firefox add-on blocklist if they cause significant security or performance issues.

If you're still using Java and Firefox, make sure you're on browser's the latest version to be protected from the most recent vulnerabilities in the plugin.

Mozilla is disabling older versions of the Java Deployment Toolkit plugin for Firefox users, in a bid to block attacks against a newly-discovered Java security hole that attackers have been ...

When I was checking my Macs for the Flashback malware last week (see “How to Detect and Protect Against Updated Flashback Malware,” 5 April 2012), I ran into something odd with Firefox. Mozilla’s plug ...

Mozilla is aware of a security vulnerability in the current version of Java (Java 7 Update 10) that is being actively exploited and affects any browser using the Java plugin. Firefox users may be ...

In a post to Mozilla’s Firefox Add-Ons blog, Mozilla channel manager Kev Needham said the vulnerability “is actively being exploited, and is a potential risk to users.” ...

I've upgraded to Firefox 0.9, and I've been trying to get all the extensions and plugins I might need to make it fully functional. For the most part it's fine, but for some reason I can't get some ...

The steps are simple: click on the Firefox button (Tools menu in Windows XP), click Add-ons, click on the Plugins panel, click on the Java (TM) Platform plugin, and click on the Disable button.

Java problems, solutions As alluded to in the above section, a number of users are having problems with Java content after in Firefox 1.5.

Mozilla has blacklisted unpatched versions of the Java plug-in from Firefox on Windows in order to protect its users from attacks that exploit known vulnerabilities in those versions. Mozilla can ...