Description SQL Injection vulnerablity in MyBB before 1.8.26 via theme properties included in theme XML files. Remediation References CVE-2021-27890 Related Vulnerabilities Perl Out-of-bounds Read Vulnerability (CVE-2015-8608) XWiki Improper Restriction of Excessive Authentication Attempts Vulnerability (CVE-2023-26476) Dolibarr Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-38888) MySQL CVE-2018-2771 Vulnerability (CVE-2018-2771) Vanilla Forums Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2011-1009) Severity High Classification CVE-2021-27890 CWE-138 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Tags Missing Update Known Vulnerabilities