Many WordPress users are concerned when they encounter the issues of wordpress http error image upload. This is common when users switch their local development website to production. Under "Settings" in your WordPress dashboard, remove any file path values mentioned in "Media." You may also disable modsecurity to solve the problem. Mod security is an open source firewall that might sometimes generate the WordPress HTTP error. In your .htaccess file, you may disable Mod Security by adding the following code.