Description TYPO3 8.x through 8.7.26 and 9.x through 9.5.7 allows Deserialization of Untrusted Data. Remediation References CVE-2019-12747 Related Vulnerabilities WordPress Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2016-4567) WordPress 5.4.x Directory Traversal (5.4 - 5.4.15) Ruby Improper Input Validation Vulnerability (CVE-2011-4815) WordPress Plugin Photo Gallery by 10Web-Mobile-Friendly Image Gallery Unspecified Vulnerability (1.2.100) WordPress Plugin Pike Firewall Information Disclosure (1.4) Severity Critical Classification CVE-2019-12747 CWE-502 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Tags Missing Update Known Vulnerabilities