{"id":"CVE-2021-28556","details":"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.","aliases":["BIT-magento-2021-28556","GHSA-39ch-rg26-gmq5"],"modified":"2026-04-10T04:31:44.819527Z","published":"2021-06-28T14:15:09.980Z","references":[{"type":"ADVISORY","url":"https://helpx.adobe.com/security/products/magento/apsb21-30.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/magento/devdocs","events":[{"introduced":"0"},{"last_affected":"9eba2c99bed83d8297c03b7ea3b110500cc5b955"},{"introduced":"0"},{"last_affected":"9eba2c99bed83d8297c03b7ea3b110500cc5b955"}],"database_specific":{"versions":[{"introduced":"2.4.0"},{"last_affected":"2.4.2"},{"introduced":"2.4.0"},{"last_affected":"2.4.2"}]}},{"type":"GIT","repo":"https://github.com/magento/magento2","events":[{"introduced":"0"},{"fixed":"44a7b6079bcac5ba92040b16f4f74024b4f34d09"},{"introduced":"0"},{"fixed":"44a7b6079bcac5ba92040b16f4f74024b4f34d09"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"2.3.7"},{"introduced":"0"},{"fixed":"2.3.7"}]}}],"versions":["0.1.0-alpha100","0.1.0-alpha101","0.1.0-alpha102","0.1.0-alpha103","0.1.0-alpha104","0.1.0-alpha105","0.1.0-alpha106","0.1.0-alpha107","0.1.0-alpha108","0.1.0-alpha89","0.1.0-alpha90","0.1.0-alpha91","0.1.0-alpha92","0.1.0-alpha93","0.1.0-alpha94","0.1.0-alpha95","0.1.0-alpha96","0.1.0-alpha97","0.1.0-alpha98","0.1.0-alpha99","0.42.0-beta1","0.42.0-beta3","0.74.0-beta1","1.x-eos","2.0.0","2.0.0-rc","2.0.8","2.1.0","2.1.0-rc1","2.1.0-rc2","2.1.0-rc3","2.1.14","2.1.15","2.1.16","2.1.17","2.1.18","2.2.0-RC1.1","2.2.0-RC1.2","2.2.0-RC1.3","2.2.11","2.2.5","2.2.6","2.2.7","2.2.8","2.2.9","2.3.0","2.3.1","2.3.2","2.3.3-p1","2.3.4","2.3.5","2.3.6-p1","2.4.1-p1","2.4.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-28556.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N"}]}