{"id":"CVE-2023-34478","aliases":["GHSA-pmhc-2g4f-85cg"],"url":"https://o3.security/vulnerability/CVE-2023-34478","summary":"Apache Shiro before 1.12.0, or 2.0.0-alpha-3, may be susceptible to a path traversal attack when used together with APIs or other web frameworks that route requests based on non-normalized requests.","details":"Apache Shiro, before 1.12.0 or 2.0.0-alpha-3, may be susceptible to a path traversal attack that results in an authentication bypass when used together with APIs or other web frameworks that route requests based on non-normalized requests.\n\nMitigation: Update to Apache Shiro 1.12.0+ or 2.0.0-alpha-3+","published":"2023-07-24T18:24:45.619Z","modified":"2026-08-12T03:51:27.670804011Z","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":0.02057,"percentile":0.79575,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.shiro:shiro-web","fixedVersion":"1.12.0"},{"ecosystem":"Maven","name":"org.apache.shiro:shiro-web","fixedVersion":"2.0.0-alpha-3"}],"fix":{"url":"https://github.com/apache/shiro/commit/c3ede3f94efb442acb0795714a022c2c121d1da0","label":"apache/shiro@c3ede3f"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2023/07/24/4"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/34xxx/CVE-2023-34478.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/mbv26onkgw9o35rldh7vmq11wpv2t2qk"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-34478"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20230915-0005/"},{"type":"WEB","url":"https://github.com/apache/shiro/commit/c3ede3f94efb442acb0795714a022c2c121d1da0"},{"type":"PACKAGE","url":"https://github.com/apache/shiro"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20230915-0005"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:27.670804011Z"}}