Multiple cross-site scripting (XSS) vulnerabilities in the SemanticForms extension for MediaWiki allow remote attackers to inject arbitrary web script or HTML via the (1) wpSummary parameter to Special:FormEdit, the (2) "Template label (optional)" field in a form, or a (3) Field name in a template.

References

• https://nvd.nist.gov/vuln/detail/CVE-2015-6732
• https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-August/000179.html
• https://phabricator.wikimedia.org/T103391
• https://phabricator.wikimedia.org/T103761
• https://phabricator.wikimedia.org/T103765
• https://security.gentoo.org/glsa/201510-05
• http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165193.html
• http://www.openwall.com/lists/oss-security/2015/08/12/6
• http://www.openwall.com/lists/oss-security/2015/08/27/6
• http://www.securityfocus.com/bid/76334