Cross-site scripting (XSS) vulnerability in feedparser.py in Universal Feed Parser (aka feedparser or python-feedparser) before 5.0 allows remote attackers to inject arbitrary web script or HTML via vectors involving nested CDATA stanzas.
http://www.securityfocus.com/bid/47177
http://www.mandriva.com/security/advisories?name=MDVSA-2011:082
http://support.novell.com/security/cve/CVE-2009-5065.html
http://secunia.com/advisories/44074
http://lists.opensuse.org/opensuse-updates/2011-04/msg00026.html