{"cve":"CVE-2020-11989","nvd":{"published":"2020-06-22T19:15:10.653","modified":"2026-06-17T02:51:12.250","status":"Modified","description":"Apache Shiro before 1.5.3, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass.","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":[],"references":["https://lists.apache.org/thread.html/r2d2612c034ab21a3a19d2132d47d3e4aa70105008dd58af62b653040%40%3Ccommits.shiro.apache.org%3E","https://lists.apache.org/thread.html/r408fe60bc8fdfd7c74135249d646d7abadb807ebf90f6fd2b014df21%40%3Cdev.geode.apache.org%3E","https://lists.apache.org/thread.html/r72815a124a119c450b86189767d06848e0d380b1795c6c511d54a675%40%3Cdev.shiro.apache.org%3E","https://lists.apache.org/thread.html/r72815a124a119c450b86189767d06848e0d380b1795c6c511d54a675%40%3Cuser.shiro.apache.org%3E","https://lists.apache.org/thread.html/r72815a124a119c450b86189767d06848e0d380b1795c6c511d54a675%40%3Cuser.shiro.apache.org%3E"],"products":["apache:shiro"],"source":"nvd","synced_at":"2026-10-19T21:05:42.039641217+00:00"},"epss":{"cve":"CVE-2020-11989","score":0.24436,"percentile":0.97873,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-72w9-fcj5-3fcg","url":"https://osv.dev/vulnerability/GHSA-72w9-fcj5-3fcg","summary":"Improper Authentication in Apache Shiro","modified":"2023-11-08T04:02:08.916630Z","packages":[{"ecosystem":"Maven","name":"org.apache.shiro:shiro-core","purl":"pkg:maven/org.apache.shiro/shiro-core","ranges":["<1.5.3"],"fixed":["1.5.3"]}]}],"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."]}