{"id":"CVE-2020-21516","aliases":["GHSA-jj62-mc3m-j769"],"url":"https://o3.security/vulnerability/CVE-2020-21516","summary":"FeehiCMS has an arbitrary file upload vulnerability","details":"There is an arbitrary file upload vulnerability in FeehiCMS 2.0.8 at the head image upload, that allows attackers to execute relevant PHP code.","published":"2022-09-06T19:15:08.290Z","modified":"2026-08-07T15:14:22.275894Z","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":"feehi/cms","fixedVersion":"2.0.8.1"}],"fix":null,"references":[{"type":"FIX","url":"https://github.com/liufee/cms/issues/46"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T15:14:22.275894Z"}}