Description In Joomla! before 3.9.19, missing token checks in com_postinstall lead to CSRF. Remediation References CVE-2020-13760 Related Vulnerabilities TYPO3 Unrestricted Upload of File with Dangerous Type Vulnerability (CVE-2017-14251) Oracle JRE CVE-2013-5851 Vulnerability (CVE-2013-5851) WordPress Plugin Simple add pages or posts Cross-Site Request Forgery (1.6) MySQL CVE-2023-22102 Vulnerability (CVE-2023-22102) phpMyAdmin Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2014-1879) Severity High Classification CVE-2020-13760 CWE-352 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Tags Missing Update Known Vulnerabilities