Opera before 9.64 allows remote attackers to conduct cross-domain scripting attacks via unspecified vectors related to plug-ins.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6220
http://www.opera.com/docs/changelogs/windows/964/
http://www.opera.com/docs/changelogs/solaris/964/
http://www.opera.com/docs/changelogs/mac/964/
http://www.opera.com/docs/changelogs/linux/964/
http://www.opera.com/docs/changelogs/freebsd/964/
http://lists.opensuse.org/opensuse-security-announce/2009-03/msg00004.html