Naturally all those PlugIns significantly broaden Firefox's capabilities. In any case Firefox these days really is something far greater then “just a good browser”, it offers unified platform, extensively used by avalanche of tools and technologies benefiting both regular and advanced users alike. Good things come at a price unfortunately, so when all of those PlugIns are loaded and enabled high memory usage occurs. None the less usability is not that much affected by this as far as hardware permits.

XSS Vulnerability itself is not that much of something unusual. A very basic example of XSS is that kind of attack where some resource (normally a variable allowed running non allowed script) offers possibility to run JavaScript. The trick is in understanding how such variable is used in a given context. So with no further delays lets have a look at the popular email service Excite. Excite offers free emails along with a variety of other services, point is excite's email login screen is available through two main urls:

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