Google Chrome before 24.0.1312.56 does not properly handle %00 characters in pathnames, which has unspecified impact and attack vectors.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16456
https://code.google.com/p/chromium/issues/detail?id=166867
http://googlechromereleases.blogspot.com/2013/01/stable-channel-update_22.html