Cross-site scripting (XSS) vulnerability in the history display in Roundup before 1.4.20 allows remote attackers to inject arbitrary web script or HTML via a username, related to generating a link.
https://pypi.python.org/pypi/roundup/1.4.20
https://exchange.xforce.ibmcloud.com/vulnerabilities/84189
https://bugzilla.redhat.com/show_bug.cgi?id=722672
http://www.openwall.com/lists/oss-security/2013/02/13/8