{"id":"CVE-2020-9585","aliases":["BIT-magento-2020-9585","GHSA-55gv-hfg3-hwjq"],"url":"https://o3.security/vulnerability/CVE-2020-9585","summary":"Magento Defense-in-depth security mitigation vulnerability","details":"Magento versions 2.3.4 and earlier, 2.2.11 and earlier (see note), 1.14.4.4 and earlier, and 1.9.4.4 and earlier have a defense-in-depth security mitigation vulnerability. Successful exploitation could lead to arbitrary code execution.","published":"2020-06-26T21:15:17.200Z","modified":"2026-09-21T03:45:31.882435483Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.04946,"percentile":0.91544,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"magento/community-edition","fixedVersion":null},{"ecosystem":"Packagist","name":"magento/community-edition","fixedVersion":"2.3.4-p2"},{"ecosystem":"Packagist","name":"magento/core","fixedVersion":"1.9.4.5"},{"ecosystem":"Packagist","name":"magento/project-community-edition","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://helpx.adobe.com/security/products/magento/apsb20-22.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-9585"},{"type":"PACKAGE","url":"https://github.com/magento/magento2"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-21T03:45:31.882435483Z"}}