CVE-2015-2931 Information

Description

Incomplete blacklist vulnerability in includes/upload/UploadBase.php 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 application/xml MIME type for a nested SVG with a data: URI.

Reference

http://www.mandriva.com/security/advisories?name=MDVSA-2015:200 http://www.openwall.com/lists/oss-security/2015/04/01/1 http://www.openwall.com/lists/oss-security/2015/04/07/3 http://www.securityfocus.com/bid/73477 https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-March/000175.html https://phabricator.wikimedia.org/T85850 https://security.gentoo.org/glsa/201510-05