Description A Persistent XSS issue was discovered in the Visual Editor in MyBB before 1.8.19 via a Video MyCode. Remediation References CVE-2018-17128 Related Vulnerabilities WordPress Plugin Chat-Support Board-WordPress Chat Privilege Escalation (3.3.8) WordPress Plugin Video Chat Multiple Cross-Site Scripting Vulnerabilities (1.4.1) MySQL CVE-2012-3158 Vulnerability (CVE-2012-3158) WordPress Plugin zM Ajax Login & Register Multiple Vulnerabilities (1.0.9) WordPress 3.9.x Multiple Vulnerabilities (3.9 - 3.9.16) Severity Medium Classification CVE-2018-17128 CWE-707 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:L/SI:L/SA:N Tags Missing Update Known Vulnerabilities