{"id":"GHSA-fvrf-9428-527m","aliases":["CVE-2021-21427"],"title":"Backport for CVE-2021-21024 Blind SQLi from Magento 2","description":"### Impact\nThis vulnerability allows an administrator unauthorized access to restricted resources. \n\nWe fixed a vulnerability in the MySQL adapter to prevent SQL injection attacks. This is a backport of CVE-2021-21024 https://helpx.adobe.com/security/products/magento/apsb21-08.html. \n\n\n### Patches\n_Has the problem been patched? What versions should users upgrade to?_\n> v20.0.9 v19.4.13","severity":"critical","score":9.1,"published":"2021-04-22T16:11:01.000Z","modified":"2026-07-08T06:28:29.423Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"openmage/magento-lts","ranges":[{"events":[{"introduced":"0"},{"fixed":"19.4.13"}],"type":"ECOSYSTEM"}],"versions":["1.9.1.1","1.9.2.0","1.9.2.1","1.9.2.2","1.9.2.3","1.9.2.4","1.9.3.0","1.9.3.1","v19.4.0","v19.4.1","v19.4.10","v19.4.11","v19.4.12","v19.4.2","v19.4.3","v19.4.4","v19.4.5","v19.4.6","v19.4.7","v19.4.8","v19.4.9"],"fixed":["19.4.13"]},{"ecosystem":"Packagist","name":"openmage/magento-lts","ranges":[{"events":[{"introduced":"20.0.0"},{"fixed":"20.0.9"}],"type":"ECOSYSTEM"}],"versions":["v20.0.0","v20.0.1","v20.0.2","v20.0.3","v20.0.4","v20.0.5","v20.0.6","v20.0.7","v20.0.8"],"fixed":["20.0.9"]}],"sourceAffected":[],"references":["https://github.com/OpenMage/magento-lts/security/advisories/GHSA-fvrf-9428-527m","https://nvd.nist.gov/vuln/detail/CVE-2021-21427"],"sources":[{"name":"OSV","id":"GHSA-fvrf-9428-527m","modified":"2026-07-08T06:28:29.423186127Z","url":"https://osv.dev/vulnerability/GHSA-fvrf-9428-527m"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","score":9.1}]}