{"action":"Upgrade org.keycloak:keycloak-services to 26.4.12 (26.4.x) or 26.6.1 (26.6.x) or later.","affected":[{"fixed":"26.6.1","introduced":"26.5.0"},{"fixed":"26.4.12","introduced":"0"}],"component":"org.keycloak:keycloak-services","cve_ids":["CVE-2026-4633"],"ecosystem":"Maven","epss":0.00431,"exploited":false,"fixed_versions":["26.6.1","26.4.12"],"ghsa_id":"GHSA-rhgq-f8x5-j2jc","id":"tcs_01M5N9BX4W4KQXTBV4WYHR6ZM8","modified_at":"2026-10-23T00:45:08.239504616Z","published_at":"2026-03-23T12:30:30Z","references":["https://osv.dev/vulnerability/GHSA-rhgq-f8x5-j2jc","https://nvd.nist.gov/vuln/detail/CVE-2026-4633","https://github.com/keycloak/keycloak/issues/47619","https://github.com/keycloak/keycloak/pull/47635","https://github.com/keycloak/keycloak/commit/b137016cc6dcfd9f59b2aa2e6d73af8b0ebf7c6e","https://github.com/keycloak/keycloak/commit/b4558a874fa79341404ae4d2d8f240f22bfed340","https://access.redhat.com/errata/RHSA-2026:19596","https://access.redhat.com/security/cve/CVE-2026-4633","https://bugzilla.redhat.com/show_bug.cgi?id=2450247","https://github.com/keycloak/keycloak"],"severity":{"label":"low","score":3.7},"sources":[{"source":"osv","source_id":"GHSA-rhgq-f8x5-j2jc","url":"https://osv.dev/vulnerability/GHSA-rhgq-f8x5-j2jc"}],"summary":"Keycloak's identity-first login flow exposes user information"}