EC-CUBE provided by EC-CUBE CO.,LTD. contains a multi-factor authentication (MFA) bypass vulnerability. An attacker who has obtained a valid administrator ID and password may be able to bypass two-factor authentication and gain unauthorized access to the administrative page.
EC-CUBE 3 series (3.0.0 to 3.0.18-p6) and 4 series (4.0.0 to 4.0.6-p3, 4.1.0 to 4.1.2-p2, and 4.2.0 to 4.2.2) contain an arbitrary code execution vulnerability due to improper settings of the template engine Twig included in the product. As a result, arbitrary code may be executed on the server where the product is running by a user with an administrative privilege.
EC-CUBE 2.11.0 to 2.17.2-p1 contain a cross-site scripting vulnerability in "mail/template" and "products/product" of Management page.
If this vulnerability is exploited, an arbitrary script may be executed on the web browser of the other administrator or the user who accessed the website using the product.