{"id":"CVE-2020-10770","details":"A flaw was found in Keycloak before 13.0.0, where it is possible to force the server to call out an unverified URL using the OIDC parameter request_uri. This flaw allows an attacker to use this parameter to execute a Server-side request forgery (SSRF) attack.","aliases":["GHSA-jh7q-5mwf-qvhw"],"modified":"2026-08-07T15:18:18.903421Z","published":"2020-12-15T20:15:14.853Z","references":[{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1846270"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/164499/Keycloak-12.0.1-Server-Side-Request-Forgery.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/keycloak/keycloak","events":[{"introduced":"0"},{"fixed":"219d2f8472fce17f1e553c6da92923fea68b6ec1"}],"database_specific":{"cpe":"cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"12.0.2"}],"source":"CPE_RANGE"}}],"versions":["12.0.1","12.0.0","2.4.0.Test","1.3.0.Final","1.1.0.Beta2","1.0.0.Final","1.0-final","1.0-rc-1","1.0-beta-4","1.0-beta-2","1.0-beta-1","1.0-alpha-3","1.0-alpha-2","1.0-alpha-1","1.0-alpha-1-12062013"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-10770.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"}]}