NASA Jet Propulsion Laboratory Vulnerable to Cross Site Scripting (XSS)

NASA Jet Propulsion Laboratory Vulnerable to Cross Site Scripting (XSS):
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Yesterday, we report about the security breach in US Government computers belongs to NASA restricted area website and Hacker dump out the complete source code and files from server of the website.
Today another hacker claim a quick XSS (Cross site scripting) Vulnerability in NASA's Jet Propulsion Laboratory website (http://onearth.jpl.nasa.gov/) via a pastebin note.
Hacker is