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 Perl Permissions, Privileges, and Access Controls Vulnerability (CVE-2008-2827) WebLogic CVE-2023-21838 Vulnerability (CVE-2023-21838) SharePoint CVE-2023-38177 Vulnerability (CVE-2023-38177) Drupal Use of Web Browser Cache Containing Sensitive Information Vulnerability (CVE-2025-13083) Liferay DXP Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2025-43757) 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 Tags Missing Update Known Vulnerabilities