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.

Cross-site scripting vulnerability in Contents Management of EC-CUBE 4 series (EC-CUBE 4.0.0 to 4.0.6-p2, EC-CUBE 4.1.0 to 4.1.2-p1, and EC-CUBE 4.2.0), EC-CUBE 3 series (EC-CUBE 3.0.0 to 3.0.18-p5), and EC-CUBE 2 series (EC-CUBE 2.11.0 to 2.11.5, EC-CUBE 2.12.0 to 2.12.6, EC-CUBE 2.13.0 to 2.13.5, and EC-CUBE 2.17.0 to 2.17.2) allows a remote authenticated attacker to inject an arbitrary script.

Cross-site scripting (XSS) vulnerability in the Cyber-Will Social-button Premium plugin before 1.1 for EC-CUBE 2.13.x allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.