Description An issue was discovered in Joomla! 3.2.0 through 3.9.24. Missing input validation within the template manager. Remediation References CVE-2021-23131 Related Vulnerabilities WordPress Plugin Elementor Website Builder Cross-Site Scripting (2.9.9) Magento Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) Vulnerability (CVE-2019-8113) Magento Unrestricted Upload of File with Dangerous Type Vulnerability (CVE-2019-8140) WebLogic Improper Input Validation Vulnerability (CVE-2017-15707) WordPress Plugin Yoast SEO Cross-Site Scripting (3.4.0) Severity High Classification CVE-2021-23131 CWE-20 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L Tags Missing Update Known Vulnerabilities