Description elgg is vulnerable to Authorization Bypass Through User-Controlled Key Remediation References CVE-2021-3964 Related Vulnerabilities WordPress Plugin WP Hide & Security Enhancer Arbitrary File Download (1.3.9.2) TYPO3 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2012-1606) WordPress Plugin WP RSS Aggregator-News Feeds, Autoblogging, Youtube Video Feeds and More Cross-Site Scripting (4.19.1) WordPress Plugin Availability Calendar SQL Injection (1.2) WordPress Plugin Sell Media Cross-Site Scripting (2.4.1) Severity Medium Classification CVE-2021-3964 CWE-639 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N Tags Missing Update Known Vulnerabilities