Incomplete blacklist vulnerability in MediaWiki before 1.19.24, 1.2x before 1.23.9, and 1.24.x before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via an animated href XLink element.
https://security.gentoo.org/glsa/201510-05
https://phabricator.wikimedia.org/T86711
https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html
https://euvd.enisa.europa.eu/vulnerability/EUVD-2015-3017
http://www.securityfocus.com/bid/73477
http://www.openwall.com/lists/oss-security/2015/04/07/3
http://www.openwall.com/lists/oss-security/2015/04/01/1
http://www.mandriva.com/security/advisories?name=MDVSA-2015:200