auth.php in openInvoice 0.90 beta and earlier allows remote attackers to bypass authentication and gain privileges by setting the oiauth cookie. NOTE: this can be leveraged with a separate vulnerability in resetpass.php to modify passwords for arbitrary users.

resetpass.php in openInvoice 0.90 beta and earlier allows remote authenticated users to change the passwords of arbitrary users via a modified uid parameter. NOTE: this can be leveraged with a separate vulnerability in auth.php to modify passwords without authentication.