Description In Moodle 3.x, XSS can occur via evidence of prior learning. Remediation References CVE-2017-2644 Related Vulnerabilities WordPress Plugin Quiz and Survey Master (QSM)-Easy Quiz and Survey Maker Multiple Vulnerabilities (7.3.6) PostgreSQL Cryptographic Issues Vulnerability (CVE-2009-4034) MyBB Improper Access Control Vulnerability (CVE-2016-9412) WordPress Plugin OneSignal-Web Push Notifications Cross-Site Scripting (1.17.7) PHP NULL Pointer Dereference Vulnerability (CVE-2021-21702) Severity Medium Classification CVE-2017-2644 CWE-707 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Tags Missing Update Known Vulnerabilities