The Motors WordPress plugin before 1.4.4 does not properly validate uploaded files for dangerous file types (such as .php) in an AJAX action, allowing an attacker to sign up on a victim's WordPress instance, upload a malicious PHP file and attempt to launch a brute-force attack to discover the uploaded payload.
includes/options.php in the motors-car-dealership-classified-listings (aka Motors - Car Dealer & Classified Ads) plugin through 1.4.0 for WordPress has multiple stored XSS issues.
includes/options.php in the motors-car-dealership-classified-listings (aka Motors - Car Dealer & Classified Ads) plugin through 1.4.0 for WordPress allows unauthenticated options changes.