Describe CVE-2018-18257.
What is CVE-2018-18257?
An issue was discovered in BageCMS 3.1.3. An attacker can delete any files and folders on the web server via an index.php?r=admini/template/batch&command=deleteFile&fileName= or index.php?r=admini/template/batch&command=deleteFolder&folderName=../ directory traversal URI..