Launchpad.net

CVE 2015-6731

Multiple cross-site scripting (XSS) vulnerabilities in the SemanticForms extension for MediaWiki allow remote attackers to inject arbitrary web script or HTML via a (1) section_*, (2) template_*, (3) label_*, or (4) new_template parameter to Special:CreateForm or (5) target or (6) alt_form parameter to Special:FormEdit.

See the CVE page on Mitre.org for more details.