Cross-site scripting (XSS) vulnerability in core/summary_api.php in MantisBT before 1.2.3 allows remote attackers to inject arbitrary web script or HTML via the Summary field, a different vector than CVE-2010-3303.
http://www.vupen.com/english/advisories/2011/0002
http://www.securityfocus.com/bid/43837
http://www.openwall.com/lists/oss-security/2010/09/14/13
http://www.openwall.com/lists/oss-security/2010/09/14/12
http://www.mantisbt.org/bugs/view.php?id=12309
http://www.mantisbt.org/bugs/changelog_page.php?version_id=111
http://www.mantisbt.org/blog/?p=123
http://security.gentoo.org/glsa/glsa-201211-01.xml
http://secunia.com/advisories/51199
http://secunia.com/advisories/42772
http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052730.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052721.html