{"cve":"CVE-2020-17510","nvd":{"published":"2020-11-05T21:15:12.537","modified":"2026-06-17T02:59:02.670","status":"Modified","description":"Apache Shiro before 1.7.0, when using Apache Shiro with Spring, a specially crafted HTTP 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":["CWE-287"],"references":["https://lists.apache.org/thread.html/r575301804bfac87a064359cf4b4ae9d514f2d10db7d44120765f4129%40%3Cdev.shiro.apache.org%3E","https://lists.apache.org/thread.html/r70098e336d02047ce4d4e69293fe8d558cd68cde06f6430398959bc4%40%3Cdev.shiro.apache.org%3E","https://lists.apache.org/thread.html/r70b907ccb306e9391145e2b10f56cc6914a245f91720a17a486c020a%40%3Cdev.shiro.apache.org%3E","https://lists.apache.org/thread.html/r852971e28f54cafa7d325bd7033115c67d613b112a2a1076817390ac%40%3Cdev.shiro.apache.org%3E","https://lists.apache.org/thread.html/r95bdf3703858b5f958b5e190d747421771b430d97095880db91980d6%40%3Cannounce.apache.org%3E"],"products":["apache:shiro","debian:debian_linux"],"source":"nvd","synced_at":"2026-10-19T21:11:20.317016139+00:00"},"epss":{"cve":"CVE-2020-17510","score":0.08029,"percentile":0.94777,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-7cj4-gj8m-m2f7","url":"https://osv.dev/vulnerability/GHSA-7cj4-gj8m-m2f7","summary":"Authentication bypass in Apache Shiro","modified":"2023-11-08T04:02:41.940037Z","packages":[{"ecosystem":"Maven","name":"org.apache.shiro:shiro-spring","purl":"pkg:maven/org.apache.shiro/shiro-spring","ranges":["<1.7.0"],"fixed":["1.7.0"]}]}],"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."]}