Eyoucms 1.5.4 is vulnerable to Directory Traversal. Due to a lack of input data sanitizaton in param tpldir, filename, type, nid an attacker can inject "../" to escape and write file to writeable directories.
{ "versions": [ { "introduced": "0" }, { "last_affected": "1.5.4" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-39500.json"