Description In MediaWiki through 1.37, blocked IP addresses are allowed to edit EntitySchema items. Remediation References CVE-2021-45471 Related Vulnerabilities Apache HTTP Server Improper Neutralization of CRLF Sequences ('CRLF Injection') Vulnerability (CVE-2016-4975) Moodle Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') Vulnerability (CVE-2023-28329) PHP Numeric Errors Vulnerability (CVE-2016-4344) Oracle JRE CVE-2013-0431 Vulnerability (CVE-2013-0431) Joomla Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') Vulnerability (CVE-2012-1116) Severity Medium Classification CVE-2021-45471 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Tags Missing Update Known Vulnerabilities