Magento stored cross-site scripting (XSS) in the customer address upload feature

HIGH 8.1CVE-2021-21030 · BIT-magento-2021-21030 · GHSA-6988-g89m-27vf · Published 11/02/2021 · updated 17/06/2026

Package	Affected versions	Patched versions
magento/community-edition Packagist	`≥ 2.4.0, < 2.4.1-p1< 2.3.6`	`2.4.1-p12.3.6`
magento/project-community-edition Packagist	`≤ 2.0.2`	No fix yet
magento magento	`= 2.3.6= 2.4.0= 2.4.1< 2.3.6`	`2.3.6`

Description

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.

NVD description

References

nvd.nist.gov/vuln/detail/CVE-2021-21030 · ADVISORY
magento/magento2 · PACKAGE
helpx.adobe.com/security/products/magento/apsb21-08.html · WEB

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