Hackers Exploit Zero-Day in WordPress BackupBuddy Plugin in ~5 Million Attempts
Sep 09, 2022
A zero-day flaw in a WordPress plugin called BackupBuddy is being actively exploited, WordPress security company Wordfence has disclosed. "This vulnerability makes it possible for unauthenticated users to download arbitrary files from the affected site which can include sensitive information," it said . BackupBuddy allows users to back up their entire WordPress installation from within the dashboard, including theme files, pages, posts, widgets, users, and media files, among others. The plugin is estimated to have around 140,000 active installations, with the flaw (CVE-2022-31474, CVSS score: 7.5) affecting versions 8.5.8.0 to 8.7.4.1. It's been addressed in version 8.7.5 released on September 2, 2022. The issue is rooted in the function called "Local Directory Copy" that's designed to store a local copy of the backups. According to Wordfence, the vulnerability is the result of an insecure implementation, which enables an unauthenticated threat acto