Description In Moodle 3.x, various course reports allow teachers to view details about users in the groups they can't access. Remediation References CVE-2017-12157 Related Vulnerabilities WordPress Plugin WP Subscribe Cross-Site Scripting (1.0.2) IBM RTC Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2018-1758) WordPress Plugin Browser Blocker Cross-Site Scripting (0.5.6) IBM WebSEAL Improper Authentication Vulnerability (CVE-2018-1443) OpenSSL Improper Locking Vulnerability (CVE-2022-3996) Severity Medium Classification CVE-2017-12157 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