{"id":"CVE-2021-21030","aliases":["BIT-magento-2021-21030","GHSA-6988-g89m-27vf"],"url":"https://o3.security/vulnerability/CVE-2021-21030","summary":"Magento stored cross-site scripting (XSS) in the customer address upload feature","details":"Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to a stored cross-site scripting (XSS) in the customer address upload feature. Successful exploitation could lead to arbitrary JavaScript execution in the victim's browser. Exploitation of this issue requires user interaction.","published":"2021-02-11T20:15:14.827Z","modified":"2026-07-09T00:12:26.878737Z","cvss":{"score":8.1,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"magento/community-edition","fixedVersion":"2.3.6"},{"ecosystem":"Packagist","name":"magento/community-edition","fixedVersion":"2.4.1-p1"},{"ecosystem":"Packagist","name":"magento/project-community-edition","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://helpx.adobe.com/security/products/magento/apsb21-08.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T00:12:26.878737Z"}}