Upon discovery, the vulnerability was exploited as a , with researchers observing over 60,000 attempts to harvest sensitive files before a patch was widely applied. Sites using the Duplicator plugin for migrations or backups were particularly vulnerable if they left installer files or outdated plugin versions on their servers. Mitigation and Safety Steps
Implement a WordPress Security Plugin to block common directory traversal patterns. wordpress duplicator plugin arbitrary file download
Unauthenticated Arbitrary File Download / Directory Traversal How the Attack Works Upon discovery, the vulnerability was exploited as a
Attackers provide a file parameter containing ../ sequences to "climb" the server's directory tree. the vulnerability was exploited as a
Manually delete installer.php and any associated backup archives ( .zip or .sql ) from your root directory after a migration is complete.