This vulnerability involves SQL Injection in the MuuCMF T6 web application, specifically targeting the keyword parameter in the Search.php controller endpoint. Exploitation can result in full database compromise, unauthorized admin access, and remote code execution through malicious file writes. The vulnerability affects version 1.9.4.20260115. No CVSS score or remediation details have been published yet.

Successful exploitation can lead to complete compromise of the backend database, unauthorized administrative control over the application, and potential remote code execution on the server hosting the application. This represents a critical security risk to confidentiality, integrity, and availability of the affected system.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to the vulnerable endpoint if possible and monitor for suspicious activity related to the keyword parameter. Avoid exposing the affected version publicly.