{"id":"CVE-2021-43421","aliases":["GHSA-x4jx-hjwf-gc99"],"url":"https://o3.security/vulnerability/CVE-2021-43421","summary":"elFinder Unrestricted File Upload vulnerability","details":"A File Upload vulnerability exists in Studio-42 elFinder 2.0.4 to 2.1.59 via connector.minimal.php, which allows a remote malicious user to upload arbitrary files and execute PHP code.","published":"2022-04-07T17:15:08.720Z","modified":"2026-08-07T17:28:14.184219Z","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":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"studio-42/elfinder","fixedVersion":"2.1.60"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://twitter.com/infosec_90/status/1455180286354919425"},{"type":"REPORT","url":"https://github.com/Studio-42/elFinder/issues/3429"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T17:28:14.184219Z"}}