{"id":"CVE-2022-4137","aliases":[],"url":"https://o3.security/vulnerability/CVE-2022-4137","summary":"Keycloak Cross-site Scripting on OpenID connect login service","details":"A reflected cross-site scripting (XSS) vulnerability was found in the `oob` OAuth endpoint due to incorrect null-byte handling. This issue allows a malicious link to insert an arbitrary URI into a Keycloak error page.","published":"2023-03-01T17:38:56Z","modified":"2024-02-16T08:10:52.470433Z","cvss":{"score":8.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"},"epss":{"score":0.01149,"percentile":0.6396,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.keycloak:keycloak-parent","fixedVersion":"20.0.5"}],"fix":{"url":"https://github.com/keycloak/keycloak/pull/16774","label":"keycloak/keycloak#16774"},"references":[{"type":"WEB","url":"https://github.com/keycloak/keycloak/security/advisories/GHSA-9hhc-pj4w-w5rv"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-4137"},{"type":"WEB","url":"https://github.com/keycloak/keycloak/pull/16774"},{"type":"WEB","url":"https://github.com/keycloak/keycloak/commit/30d0e9d22dae51392e5a3748a1c68c116667359a"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:1043"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:1044"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:1045"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2023:1049"},{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-2022-4137"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2148496"},{"type":"PACKAGE","url":"https://github.com/keycloak/keycloak"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2024-02-16T08:10:52.470433Z"}}