Options +FollowSymLinks
So your updated mod_rewrite will look similar to this:
Options +FollowSymLinks
RewriteEngine On
RewriteBase /blog/
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /blog/index.php [L]
403 forbidden with WordPress
After hours of debugging a 403 forbidden error with a WordPress blog we finally found the issue. Some servers require the following line of code before the default mod_rewrite code provided by WordPress:
