{"id":"CVE-2024-38827","aliases":[],"url":"https://o3.security/vulnerability/CVE-2024-38827","summary":"Spring Framework has Authorization Bypass for Case Sensitive Comparisons","details":"The usage of String.toLowerCase() and String.toUpperCase() has some Locale dependent exceptions that could potentially result in authorization rules not working properly.","published":"2024-12-02T15:31:41Z","modified":"2026-09-10T03:50:21.931277403Z","cvss":{"score":4.8,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N"},"epss":{"score":0.00377,"percentile":0.31391,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.springframework.security:spring-security-core","fixedVersion":"5.7.14"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-core","fixedVersion":"5.8.16"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-core","fixedVersion":"6.0.14"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-core","fixedVersion":"6.1.12"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-core","fixedVersion":"6.2.8"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-core","fixedVersion":"6.3.5"}],"fix":{"url":"https://github.com/spring-projects/spring-framework/commit/11d4272ff48b4a4dabc4b28dfbff0364a4204bc9","label":"spring-projects/spring-framework@11d4272"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-38827"},{"type":"WEB","url":"https://github.com/spring-projects/spring-framework/issues/33708"},{"type":"WEB","url":"https://github.com/spring-projects/spring-framework/issues/34232"},{"type":"WEB","url":"https://github.com/spring-projects/spring-framework/commit/11d4272ff48b4a4dabc4b28dfbff0364a4204bc9"},{"type":"PACKAGE","url":"https://github.com/spring-projects/spring-security"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20250124-0007"},{"type":"WEB","url":"https://spring.io/security/cve-2024-38827"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-10T03:50:21.931277403Z"}}