xenforo 1.5.2 pathc1，安全补丁
Install the Patch (for 1.5 Users)
Download the patch zip file attached to the end of this message. It contains 2 files:
These 2 files should be uploaded to your server, overwriting the existing files of the same names.
Note that with this method there is no outward indication that the patch has been applied. We recommend upgrading if possible.