{"id":"CVE-2021-37580","aliases":["GHSA-vpfp-5gwq-g533"],"url":"https://o3.security/vulnerability/CVE-2021-37580","summary":"Improper Authentication in Apache ShenYu Admin","details":"A flaw was found in Apache ShenYu Admin. The incorrect use of JWT in ShenyuAdminBootstrap allows an attacker to bypass authentication. This issue affected Apache ShenYu 2.3.0 and 2.4.0","published":"2021-11-16T10:15:07.220Z","modified":"2026-08-27T08:15:19.157377Z","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":0.41851,"percentile":0.98616,"asOf":"2026-09-16"},"cisaKev":null,"exploitsKnown":8,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.shenyu:shenyu-admin","fixedVersion":"2.4.1"}],"fix":{"url":"https://github.com/apache/shenyu/commit/f78adb26926ba53b4ec5c21f2cf7e931461d601d","label":"apache/shenyu@f78adb2"},"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2021/11/16/1"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/o15j25qwtpcw62k48xw1tnv48skh3zgb"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-37580"},{"type":"WEB","url":"https://github.com/apache/shenyu/commit/f78adb26926ba53b4ec5c21f2cf7e931461d601d"},{"type":"PACKAGE","url":"https://github.com/apache/shenyu"},{"type":"WEB","url":"https://github.com/apache/shenyu/releases/tag/v2.4.1"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-27T08:15:19.157377Z"}}