WP bug solved: ‘WordPress 2.5.1 is available! Please update now’

Earlier this week, I upgraded our blog to WordPress 2.5.1, the latest version of the WordPress blogging software. Although the upgrade was successful and complete, the Admin Dashboard still showed a strip saying “WordPress 2.5.1 is available! Please update now.”

At first, I dismissed it as an annoying bug that will probably go away upon the next release. But after searching the net for more information, this may actually be a symptom of a WordPress vulnerability and the site may have been hacked or SQL injected.

Fortunately, a few online sources have already detailed a solution. I tried it in our blog and after a few hours of 404 Not Found Errors and Database Connection Problems, the problem seems to have been solved.

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