Description In Moodle, insufficient capability checks made it possible to remove other users' calendar URL subscriptions. Remediation References CVE-2021-36400 Related Vulnerabilities PHP Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability (CVE-2007-1413) WordPress Plugin Easy Contact Form Lite 'sort_row.request.php' SQL Injection (1.0.7) WordPress Plugin WP htaccess Control Unspecified Vulnerability (2.4) MySQL Deserialization of Untrusted Data Vulnerability (CVE-2019-14893) Envoy Proxy Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') Vulnerability (CVE-2023-27491) Severity Medium Classification CVE-2021-36400 CWE-639 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Tags Missing Update Known Vulnerabilities