Firefox Suffers Directory Traversal Problem

Even though Mozilla team has done a good job to find and fix security vulnerabilities on Firefox and squashed them by releasing 2.0.0.12, it's seems that they have missed some things and it suffered from directory traversal. For more detail on the bugs, please see it here. The writer claimed it was vulnerable, even on default configuration, so we should see 2.0.0.13 soon enough