{"id":"CVE-2019-10157","details":"It was found that Keycloak's Node.js adapter before version 4.8.3 did not properly verify the web token received from the server in its backchannel logout . An attacker with local access could use this to construct a malicious web token setting an NBF parameter that could prevent user access indefinitely.","aliases":["GHSA-68hw-vfh7-xvg8"],"modified":"2026-08-07T11:31:12.277628255Z","published":"2019-06-12T14:29:02.963Z","database_specific":{"unresolved_ranges":[{"vendor_product":"redhat:single_sign-on","cpes":["cpe:2.3:a:redhat:single_sign-on:*:*:*:*:*:*:*:*"],"extracted_events":[{"fixed":"7.3.2"}],"source":"CPE_RANGE"}]},"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/108734"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10157"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/keycloak/keycloak","events":[{"introduced":"0"},{"fixed":"9435b67fa77cc71aedc39d91ad0fba249c3116dc"}],"database_specific":{"cpe":"cpe:2.3:a:redhat:keycloak:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"4.8.3"}],"source":"CPE_RANGE"}}],"versions":["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-2019-10157.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}