spacewalk-web is vulnerable to cross-site scripting (XSS). The vulnerability exists as a remote attacker could use these flaws to perform a cross-site scripting attack against victims using the RHN Satellite web interface.
www.redhat.com/support/errata/RHSA-2011-1299.html
access.redhat.com/errata/RHSA-2011:1299
access.redhat.com/security/cve/CVE-2011-2920
access.redhat.com/security/updates/classification/#moderate
bugzilla.redhat.com/show_bug.cgi?id=681032
www.redhat.com/archives/spacewalk-announce-list/2011-December/msg00000.html