So do these three things right now:
1. Log in to your WordPress admin dashboard and check what version of WordPress you have installed. If youâ€
2. Change all your passwords including admin, for each user if you have multiple users and FTP access. Then check the list of users to see if there are any you donâ€
3. If the version text on your dashboard says anything other than â€œYou are using WordPress 2.8.4,â€ youâ€
If you do have to upgrade, by whatever method you use, please still follow the detailed how-to guide in the WordPress Codex, the detailed documentation system for all things WordPress, paying special attention to the prep you need to do before you execute the upgrade.
Or, check out my 6 tips for upgrading WordPress including the 10-minute audio guide.
It never ceases to surprise me how some bloggers donâ€
Yet the consequences for not doing it can be catastrophe. So itâ€
If you are interested in the details of exactly what this security issue is all about, including the tell-tale signs that suggest your site may have been compromised, read Lorelle VanFossenâ€