{"id":"CVE-2021-22119","aliases":["GHSA-w9jg-gvgr-354m"],"url":"https://o3.security/vulnerability/CVE-2021-22119","summary":"Resource Exhaustion in Spring Security","details":"Spring Security versions 5.5.x prior to 5.5.1, 5.4.x prior to 5.4.7, 5.3.x prior to 5.3.10 and 5.2.x prior to 5.2.11 are susceptible to a Denial-of-Service (DoS) attack via the initiation of the Authorization Request in an OAuth 2.0 Client Web and WebFlux application. A malicious user or attacker can send multiple requests initiating the Authorization Request for the Authorization Code Grant, which has the potential of exhausting system resources using a single session or multiple sessions.","published":"2021-06-29T17:15:08.143Z","modified":"2026-07-08T05:58:53.395984769Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.springframework.security:spring-security-core","fixedVersion":"5.5.1"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-core","fixedVersion":"5.4.7"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-core","fixedVersion":"5.3.10"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-core","fixedVersion":"5.2.11"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-oauth2-client","fixedVersion":"5.5.1"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-oauth2-client","fixedVersion":"5.4.7"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-oauth2-client","fixedVersion":"5.3.10"},{"ecosystem":"Maven","name":"org.springframework.security:spring-security-oauth2-client","fixedVersion":"5.2.11"}],"fix":{"url":"https://github.com/spring-projects/spring-security/pull/9513","label":"spring-projects/spring-security#9513"},"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/r08a449010786e0bcffa4b5781b04fcb55d6eafa62cb79b8347680aad%40%3Cissues.nifi.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r163b3e4e39803882f5be05ee8606b2b9812920e196daa2a82997ce14%40%3Cpluto-dev.portals.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r3868207b967f926819fe3aa8d33f1666429be589bb4a62104a49f4e3%40%3Cpluto-dev.portals.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r390783b3b1c59b978131ac08390bf77fbb3863270cbde59d5b0f5fde%40%3Cpluto-dev.portals.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r89aa1b48a827f5641310305214547f1d6b2101971a49b624737c497f%40%3Cpluto-dev.portals.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/ra53677224fe4f04c2599abc88032076faa18dc84b329cdeba85d4cfc%40%3Cpluto-scm.portals.apache.org%3E"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"type":"ADVISORY","url":"https://tanzu.vmware.com/security/cve-2021-22119"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujan2022.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22119"},{"type":"WEB","url":"https://github.com/spring-projects/spring-security/pull/9513"},{"type":"PACKAGE","url":"https://github.com/spring-projects/spring-security"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r08a449010786e0bcffa4b5781b04fcb55d6eafa62cb79b8347680aad@%3Cissues.nifi.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r163b3e4e39803882f5be05ee8606b2b9812920e196daa2a82997ce14@%3Cpluto-dev.portals.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r3868207b967f926819fe3aa8d33f1666429be589bb4a62104a49f4e3@%3Cpluto-dev.portals.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r390783b3b1c59b978131ac08390bf77fbb3863270cbde59d5b0f5fde@%3Cpluto-dev.portals.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r89aa1b48a827f5641310305214547f1d6b2101971a49b624737c497f@%3Cpluto-dev.portals.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/ra53677224fe4f04c2599abc88032076faa18dc84b329cdeba85d4cfc@%3Cpluto-scm.portals.apache.org%3E"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T05:58:53.395984769Z"}}