: Upgrade to the latest version where the archive validation logic has been hardened.
FastAdmin (versions prior to latest security patches). 53849.rar
Arbitrary File Upload leading to Remote Code Execution (RCE). : Upgrade to the latest version where the
: Because the extraction path is predictable, the attacker can access the web shell directly via a URL like: http://[target-domain]/addons/[plugin_name]/shell.php Impact 53849.rar
: Installation of backdoors that survive framework updates. Remediation & Mitigation
: A configuration file required by FastAdmin to recognize the archive as a valid plugin.
: A PHP web shell (often obfuscated) placed within the application directory.