Description WordPress before 4.9.2 has XSS in the Flash fallback files in MediaElement (under wp-includes/js/mediaelement). Remediation References CVE-2018-5776 Related Vulnerabilities Jboss EAP Uncontrolled Resource Consumption Vulnerability (CVE-2014-0118) Moodle CVE-2021-36394 Vulnerability (CVE-2021-36394) Jboss EAP Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') Vulnerability (CVE-2020-10719) WordPress Plugin HDW WordPress Video Gallery Multiple Cross-Site Scripting Vulnerabilities (1.2) WordPress Plugin Nextend Facebook Connect Cross-Site Scripting (1.5.0) Severity Medium Classification CVE-2018-5776 CWE-707 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Tags Missing Update Known Vulnerabilities