Google V8, as used in Google Chrome before 12.0.742.91, allows remote attackers to bypass the Same Origin Policy via unspecified vectors.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14242
https://exchange.xforce.ibmcloud.com/vulnerabilities/67903
http://www.securityfocus.com/bid/48129
http://secunia.com/advisories/44829
http://googlechromereleases.blogspot.com/2011/06/chrome-stable-release.html