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CVE-2021-21019: XPath Injection

February 11, 2021 (updated November 9, 2023)

Magento is vulnerable to XML injection in the Widgets module. Successful exploitation could lead to arbitrary code execution by an authenticated attacker. Access to the admin console is required for successful exploitation.

References

  • helpx.adobe.com/security/products/magento/apsb21-08.html
  • nvd.nist.gov/vuln/detail/CVE-2021-21019

Code Behaviors & Features

Detect and mitigate CVE-2021-21019 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions before 2.3.6, all versions starting from 2.4.0 up to 2.4.1

Fixed versions

  • 2.3.6
  • 2.4.1-p1

Solution

Upgrade to versions 2.3.6, 2.4.1-p1 or above.

Impact 9.1 CRITICAL

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-91: XML Injection (aka Blind XPath Injection)

Source file

packagist/magento/community-edition/CVE-2021-21019.yml

Spotted a mistake? Edit the file on GitLab.

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