{"id":"CVE-2021-22051","details":"Applications using Spring Cloud Gateway are vulnerable to specifically crafted requests that could make an extra request on downstream services. Users of affected versions should apply the following mitigation: 3.0.x users should upgrade to 3.0.5+, 2.2.x users should upgrade to 2.2.10.RELEASE or newer.","aliases":["GHSA-2r2v-q399-qq93"],"modified":"2026-04-10T04:30:19.546096Z","published":"2021-11-08T14:15:07.860Z","references":[{"type":"ADVISORY","url":"https://tanzu.vmware.com/security/cve-2021-22051"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/spring-cloud/spring-cloud-gateway","events":[{"introduced":"0d5ede041a4d74501a803fccdd039dd011988156"},{"fixed":"3e68ef129b8d865e058120262e930f7dd025f237"}],"database_specific":{"versions":[{"introduced":"3.0.0"},{"fixed":"3.0.5"}]}}],"versions":["v3.0.0","v3.0.1","v3.0.2","v3.0.3","v3.0.4"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-22051.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"2.2.10"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"}]}