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CVE-2021-21026: Magento improper authorization vulnerability in the integrations module

May 24, 2022 (updated February 10, 2025)

Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are affected by an improper authorization vulnerability in the integrations module. Successful exploitation could lead to unauthorized access to restricted resources by an unauthenticated attacker. Access to the admin console is required for successful exploitation.

References

  • github.com/advisories/GHSA-crjc-2v9m-8w7r
  • github.com/magento/magento2
  • github.com/magento/magento2/commit/a2eb7e29ea92a8bbc86c3b6b81b59d8533088497
  • github.com/magento/magento2/commit/a349e022c9ae070e7da262021f9ef182105aa00b
  • helpx.adobe.com/security/products/magento/apsb21-08.html
  • nvd.nist.gov/vuln/detail/CVE-2021-21026

Code Behaviors & Features

Detect and mitigate CVE-2021-21026 with GitLab Dependency Scanning

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Affected versions

All versions before 2.3.6-p1, all versions starting from 2.4.0 before 2.4.2

Fixed versions

  • 2.3.6-p1
  • 2.4.2

Solution

Upgrade to versions 2.3.6-p1, 2.4.2 or above.

Impact 5.3 MEDIUM

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

Learn more about CVSS

Weakness

  • CWE-285: Improper Authorization

Source file

packagist/magento/community-edition/CVE-2021-21026.yml

Spotted a mistake? Edit the file on GitLab.

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