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Advisory Summary

gitlab/packagist/magento/project-community-edition/CVE-2021-28556

Magento DOM-based Cross-Site Scripting vulnerability on mage-messages cookies Magento versions 2.4.2 (and earlier), 2.4.1-p1 (and earlier) and 2.3.6-p1 (and earlier) are affected by a DOM-based Cross-Site Scripting vulnerability on mage-messages cookies. Successful exploitation could lead to arbitrary JavaScript execution by an unauthenticated attacker. User interaction is required for successful exploitation.
Mitigation Type Mitigation Data Mitigation Note