Cross-site scripting (XSS) vulnerability in includes/Sanitizer.php in the variable handler in MediaWiki 1.6.x before r14349 allows remote attackers to inject arbitrary Javascript via unspecified vectors, possibly involving the usage of the | (pipe) character.
bugzilla.wikimedia.org/show_bug.cgi?id=6055
mail.wikipedia.org/pipermail/wikitech-l/2006-May/035812.html
mail.wikipedia.org/pipermail/wikitech-l/2006-May/035814.html
nickj.org/MediaWiki
secunia.com/advisories/20189
svn.wikimedia.org/viewvc/mediawiki/trunk/phase3/includes/Sanitizer.php?r1=14349&r2=14348&pathrev=14349
svn.wikimedia.org/viewvc/mediawiki?view=rev&revision=14349
www.osvdb.org/25713
www.vupen.com/english/advisories/2006/1926
exchange.xforce.ibmcloud.com/vulnerabilities/26646