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.

Cross-site scripting (XSS) vulnerability in cgi/client.py in Roundup before 1.4.20 allows remote attackers to inject arbitrary web script or HTML via the @action parameter to support/issue1.

Cross-site scripting (XSS) vulnerability in Roundup before 1.4.20 allows remote attackers to inject arbitrary web script or HTML via the otk parameter.

Cross-site scripting (XSS) vulnerability in cgi/client.py in Roundup before 1.4.14 allows remote attackers to inject arbitrary web script or HTML via the template argument to the /issue program.

The EditCSVAction function in cgi/actions.py in Roundup 1.2 before 1.2.1, 1.4 through 1.4.6, and possibly other versions does not properly check permissions, which allows remote authenticated users with edit or create privileges for a class to modify arbitrary items within that class, as demonstrated by editing all queries, modifying settings, and adding roles to users.

Multiple unspecified vulnerabilities in Roundup before 1.4.4 have unknown impact and attack vectors, some of which may be related to cross-site scripting (XSS).

The xml-rpc server in Roundup 1.4.4 does not check property permissions, which allows attackers to bypass restrictions and edit or read restricted properties via the (1) list, (2) display, and (3) set methods.