Description In Moodle, insufficient capability checks meant message deletions were not limited to the current user. Remediation References CVE-2021-36397 Related Vulnerabilities WordPress Plugin Social Media Share Buttons & Social Sharing Icons Multiple Unspecified Vulnerabilities (1.2.1) WordPress 3.0.1 Multiple Vulnerabilities (0.6.2 - 3.0.1) WordPress Plugin Two Way CHAT-Send or receive messages to your user Multiple Vulnerabilities (3.1.4) Apache 2.x version older than 2.0.43 ownCloud Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2014-3833) Severity Medium Classification CVE-2021-36397 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Tags Missing Update Known Vulnerabilities