Description In Joomla! before 3.9.19, missing token checks in com_postinstall lead to CSRF. Remediation References CVE-2020-13760 Related Vulnerabilities Moodle Missing Authorization Vulnerability (CVE-2019-10187) ownCloud Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2012-5606) WebLogic Other Vulnerability (CVE-2020-10672) Squid Exposure of Resource to Wrong Sphere Vulnerability (CVE-2022-41317) Magento Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2020-9584) 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 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N Tags Missing Update Known Vulnerabilities