Cross-site scripting (XSS) vulnerability in HTML Purifier before 4.1.1, as used in Mahara and other products, when the browser is Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
htmlpurifier.org/news/2010/0531-4.1.1-released
repo.or.cz/w/htmlpurifier.git/commitdiff/18e538317a877a0509ae71a860429c41770da230
secunia.com/advisories/39613
secunia.com/advisories/40431
wiki.mahara.org/Release_Notes/1.0.15
wiki.mahara.org/Release_Notes/1.1.9
wiki.mahara.org/Release_Notes/1.2.5
www.securityfocus.com/bid/41259
github.com/ezyang/htmlpurifier
github.com/FriendsOfPHP/security-advisories/blob/master/ezyang/htmlpurifier/CVE-2010-2479.yaml
nvd.nist.gov/vuln/detail/CVE-2010-2479