: Implement Web Application Firewall rules to block the upload of archives containing .php files in the plugin management path.

FastAdmin (versions prior to latest security patches).

: Attackers can execute arbitrary commands on the server. Data Breach : Direct access to the database via PHP scripts.

The system fails to properly validate the contents of .zip or .rar plugin packages during the administrative "Install Plugin" process, allowing an attacker to upload a web shell. Technical Analysis

: FastAdmin's backend extracts the archive into the /addons/ directory.

Arbitrary File Upload leading to Remote Code Execution (RCE).