53849.rar

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

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

Commonly tracked as part of a series of FastAdmin RCE flaws; often documented in security databases like Exploit-DB (ID: 53849). 53849.rar

FastAdmin (versions prior to latest security patches).

: Ensure the /addons/ directory does not have execution permissions for PHP files in production if plugin installation is not frequently required. Arbitrary File Upload leading to Remote Code Execution (RCE)

: If possible, disable the online plugin installation feature in config.php and manage plugins via manual file transfer or CLI.

: Upgrade to the latest version where the archive validation logic has been hardened. FastAdmin (versions prior to latest security patches)

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