53849.rar Apr 2026

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

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 53849.rar

: The attacker uploads 53849.rar via the plugin installation interface. : FastAdmin's backend extracts the archive into 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