CVE-2026-42155: Use of Insufficiently Random Values

Magento Long Term Support LTS is an unofficial, community-driven project provides an alternative to the Magento Community Edition e-commerce platform with a high level of backward compatibility. Prior to 20.18.0, the XML-RPC / SOAP API session ID is generated using an outdated, time-based...

CVE-2026-42207: URL Redirection to Untrusted Site

Magento Long Term Support LTS is an unofficial, community-driven project provides an alternative to the Magento Community Edition e-commerce platform with a high level of backward compatibility. Prior to 20.18.0, MageProductAlertAddController::stockAction reads the uenc query parameter and passes...

CVE-2026-42458: Improper Neutralization of Alternate XSS Syntax

Magento Long Term Support LTS is an unofficial, community-driven project provides an alternative to the Magento Community Edition e-commerce platform with a high level of backward compatibility. Prior to 20.18.0, there is a reflected XSS vulnerability under admin panel - System - Import/Export -...

CVE-2026-40098: Missing Authorization

Magento Long Term Support LTS is an unofficial, community-driven project provides an alternative to the Magento Community Edition e-commerce platform with a high level of backward compatibility. Prior to version 20.17.0, the shared wishlist add-to-cart endpoint authorizes access with a public...

CVE-2025-27400: Improper Neutralization of Input During Web Page Generation

Magento Long Term Support LTS is an unofficial, community-driven project provides an alternative to the Magento Community Edition e-commerce platform with a high level of backward compatibility. Versions prior to 20.12.3 and 20.13.0 contain a vulnerability that allows script execution in the admi...