Security researcher haRI, has submitted on 06/09/2010 a cross-site-scripting (XSS) vulnerability affecting wiki.familysearch.org, which at the time of submission ranked 6343 on the web according to Alexa.
We manually validated and published a mirror of this vulnerability on 20/12/2011. It is currently unfixed.
If you believe that this security issue has been corrected, please send us an e-mail.
Vulnerable URL: https://wiki.familysearch.org/en/Special:Search?fulltext=true&search='%22--%3E%3Cscript%3Ealert(/w0Ot/)%3C/script%3E&searchbutton=Search