Tencent RTX upload arbitrary files and fixes-vulnerability warning-the black bar safety net

Install the RTX after the open IP:8 0 1 2 site Tencent RTX exist UserPhoto/photoUpload. php arbitrary file upload vulnerability Detailed description: Simple as a post form to upload $useraccount = $POST'useraccount'; $filename = $POST"filename"; $filedata = $POST"filedata"; Without any filtering...