Jiangnan Online Judge (aka jnoj) 0.8.0 has Directory Traversal for file reading via the web/polygon/problem/viewfile?id=1&name=../ substring.
{ "source": "CPE_STRING", "cpe": "cpe:2.3:a:jnoj:jiangnan_online_judge:0.8.0:*:*:*:*:*:*:*", "extracted_events": [ { "introduced": "0.8.0" }, { "last_affected": "0.8.0" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-17538.json"