In GLPI before version 9.5.2, there is a leakage of user information through the public FAQ. The issue was introduced in version 9.5.0 and patched in 9.5.2. As a workaround, disable public access to the FAQ.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-15217.json"