{"id":"CVE-2021-22097","details":"In Spring AMQP versions 2.2.0 - 2.2.18 and 2.3.0 - 2.3.10, the Spring AMQP Message object, in its toString() method, will deserialize a body for a message with content type application/x-java-serialized-object. It is possible to construct a malicious java.util.Dictionary object that can cause 100% CPU usage in the application if the toString() method is called.","aliases":["GHSA-fx7f-rjqj-52pj"],"modified":"2026-08-18T13:41:43.142410Z","published":"2021-10-28T16:15:08.023Z","references":[{"type":"ADVISORY","url":"https://tanzu.vmware.com/security/cve-2021-22097"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/spring-projects/spring-amqp","events":[{"introduced":"e45f1a8ae69e88a2738a98b63d4dc7c20c6d44ff"},{"last_affected":"2416fd0263da4563b3ace98788bca716745f2532"},{"introduced":"0e6ef48c09c6d0d65d2876c7ca2c8b75c4545b54"},{"last_affected":"6ff5915661cfc031f5cac82d2d9eb8983126b294"}],"database_specific":{"cpe":"cpe:2.3:a:vmware:spring_advanced_message_queuing_protocol:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.2.0"},{"last_affected":"2.2.18"},{"introduced":"2.3.0"},{"last_affected":"2.3.10"}],"source":"CPE_RANGE"}}],"versions":["v2.3.10","v2.3.9","v2.3.8","v2.2.18.RELEASE","v2.3.7","v2.2.17.RELEASE","v2.3.6","v2.2.16.RELEASE","v2.3.5","v2.2.15.RELEASE","v2.3.4","v2.3.3","v2.2.14.RELEASE","v2.3.2","v2.2.13.RELEASE","v2.3.1","v2.3.0","v2.2.12.RELEASE","v2.2.11.RELEASE","v2.2.10.RELEASE","v2.2.9.RELEASE","v2.2.8.RELEASE","v2.2.7.RELEASE","v2.2.6.RELEASE","v2.2.5.RELEASE","v2.2.4.RELEASE","v2.2.3.RELEASE","v2.2.2.RELEASE","v2.2.1.RELEASE","v2.2.0.RELEASE"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-22097.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}