{"id":"CVE-2021-33609","details":"Missing check in DataCommunicator class in com.vaadin:vaadin-server versions 8.0.0 through 8.14.0 (Vaadin 8.0.0 through 8.14.0) allows authenticated network attacker to cause heap exhaustion by requesting too many rows of data.","aliases":["GHSA-qcgx-crrx-38v5"],"modified":"2026-07-09T00:06:05.084508Z","published":"2021-10-13T11:15:07.133Z","references":[{"type":"ADVISORY","url":"https://vaadin.com/security/cve-2021-33609"},{"type":"FIX","url":"https://github.com/vaadin/framework/pull/12415"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/vaadin/framework","events":[{"introduced":"fb74e3d03793a7f9c433a7be583d55e3e2d1c35d"},{"fixed":"c30450f453165015d43e99ffe4a5fe57824a3202"}],"database_specific":{"cpe":"cpe:2.3:a:vaadin:vaadin:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"8.0.0"},{"fixed":"8.14.1"}],"source":"CPE_RANGE"}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33609.json"}}],"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:N/A:L"}]}