{"cve":"CVE-2021-37580","nvd":{"published":"2021-11-16T10:15:07.220","modified":"2026-06-17T04:00:46.960","status":"Modified","description":"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","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-287"],"references":["http://www.openwall.com/lists/oss-security/2021/11/16/1","https://lists.apache.org/thread/o15j25qwtpcw62k48xw1tnv48skh3zgb","http://www.openwall.com/lists/oss-security/2021/11/16/1","https://lists.apache.org/thread/o15j25qwtpcw62k48xw1tnv48skh3zgb"],"products":["apache:shenyu"],"source":"nvd","synced_at":"2026-10-19T21:25:41.256909649+00:00"},"epss":{"cve":"CVE-2021-37580","score":0.4212,"percentile":0.98694,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-vpfp-5gwq-g533","url":"https://osv.dev/vulnerability/GHSA-vpfp-5gwq-g533","summary":"Improper Authentication in Apache ShenYu Admin","modified":"2024-02-16T08:24:45.527587Z","packages":[{"ecosystem":"Maven","name":"org.apache.shenyu:shenyu-admin","purl":"pkg:maven/org.apache.shenyu/shenyu-admin","ranges":[">=2.3.0 <2.4.1"],"fixed":["2.4.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}