{"id":"CVE-2020-23653","aliases":["GHSA-4vp2-mj4m-69m4"],"url":"https://o3.security/vulnerability/CVE-2020-23653","summary":"ThinkAdmin insecure unserialize vulnerability","details":"An insecure unserialize vulnerability was discovered in ThinkAdmin versions 4.x through 6.x in app/admin/controller/api/Update.php and app/wechat/controller/api/Push.php, which may lead to arbitrary remote code execution.","published":"2021-01-13T18:15:14.040Z","modified":"2026-07-08T05:55:27.901797306Z","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":"zoujingli/thinkadmin","fixedVersion":"6.1.0"}],"fix":null,"references":[{"type":"EVIDENCE","url":"https://github.com/zoujingli/ThinkAdmin/issues/238"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T05:55:27.901797306Z"}}