keerti1924 Online-Book-Store-Website shop.php logic error

A vulnerability was found in keerti1924 Online-Book-Store-Website 1.0 and classified as problematic. This issue affects some unknown processing of the file /shop.php. The manipulation of the argument product_price leads to business logic errors. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-256037 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.