Google Chrome before 26.0.1410.43 does not properly restrict brute-force access attempts against web sites that require HTTP Basic Authentication, which has unspecified impact and attack vectors.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16215
https://code.google.com/p/chromium/issues/detail?id=174129
http://googlechromereleases.blogspot.com/2013/03/stable-channel-update_26.html