Description In Moodle 3.3, the course overview block reveals activities in hidden courses. Remediation References CVE-2017-7531 Related Vulnerabilities TinyMCE Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2024-21911) Apache Tomcat Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') Vulnerability (CVE-2021-43980) Apache Tomcat Insufficient Verification of Data Authenticity Vulnerability (CVE-2017-7674) WordPress Plugin Woopra Analytics Arbitrary File Upload (1.4.3.1) OpenVPN AS Improper Neutralization of CRLF Sequences ('CRLF Injection') Vulnerability (CVE-2017-5868) Severity Medium Classification CVE-2017-7531 CWE-200 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Tags Missing Update Known Vulnerabilities