Cross-site scripting (XSS) vulnerability in contrib/langwiz.php in GeSHi before 1.0.8.11 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
http://www.openwall.com/lists/oss-security/2012/08/21/11
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105317.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105273.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-May/105247.html