A vulnerability was found in VaultPress Plugin up to 1.6.0 on WordPress. It has been declared as critical. Affected by this vulnerability is the function protect_aioseo_ajax of the file class.vaultpress-hotfixes.php of the component MailPoet Plugin. The manipulation leads to unrestricted upload. The attack can be launched remotely. Upgrading to version 1.6.1 is able to address this issue. The patch is named e3b92b14edca6291c5f998d54c90cbe98a1fb0e3. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-230263.