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Esto permite al administrador escalar privilegios y obtener control sobre roles, usuarios u otras funciones administrativas dentro del ámbito. Esta escalada de privilegios puede ocurrir cuando los permisos de administrador están habilitados a nivel de ámbito."}],"affected":[{"source":"secalert@redhat.com","affectedData":[{"vendor":"Red Hat","product":"Red Hat build of Keycloak 26.4","defaultStatus":"affected","collectionURL":"https://catalog.redhat.com/software/containers/","packageName":"rhbk/keycloak-operator-bundle","cpes":["cpe:/a:redhat:build_keycloak:26.4::el9"],"versions":[{"version":"26.4.11-1","lessThan":"*","versionType":"rpm","status":"unaffected"}]},{"vendor":"Red Hat","product":"Red Hat build of Keycloak 26.4","defaultStatus":"affected","collectionURL":"https://catalog.redhat.com/software/containers/","packageName":"rhbk/keycloak-rhel9","cpes":["cpe:/a:redhat:build_keycloak:26.4::el9"],"versions":[{"version":"26.4-14","lessThan":"*","versionType":"rpm","status":"unaffected"}]},{"vendor":"Red Hat","product":"Red Hat build of Keycloak 26.4","defaultStatus":"affected","collectionURL":"https://catalog.redhat.com/software/containers/","packageName":"rhbk/keycloak-rhel9-operator","cpes":["cpe:/a:redhat:build_keycloak:26.4::el9"],"versions":[{"version":"26.4-14","lessThan":"*","versionType":"rpm","status":"unaffected"}]},{"vendor":"Red Hat","product":"Red Hat build of Keycloak 26.4.11","defaultStatus":"unaffected","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"rhbk/keycloak-rhel9","cpes":["cpe:/a:redhat:build_keycloak:26.4::el9"]},{"vendor":"Red Hat","product":"Red Hat JBoss Enterprise Application Platform 8","defaultStatus":"affected","collectionURL":"https://access.redhat.com/jbossnetwork/restricted/listSoftware.html","packageName":"keycloak-services","cpes":["cpe:/a:redhat:jboss_enterprise_application_platform:8"]},{"vendor":"Red Hat","product":"Red Hat JBoss Enterprise Application Platform Expansion Pack","defaultStatus":"affected","collectionURL":"https://access.redhat.com/jbossnetwork/restricted/listSoftware.html","packageName":"keycloak-services","cpes":["cpe:/a:redhat:jbosseapxp"]},{"vendor":"Red Hat","product":"Red Hat Single Sign-On 7","defaultStatus":"unaffected","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"keycloak-services","cpes":["cpe:/a:redhat:red_hat_single_sign_on:7"]}]}],"metrics":{"cvssMetricV31":[{"source":"secalert@redhat.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":1.2,"impactScore":5.2},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","baseScore":7.2,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.2,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-03-30T13:58:46.558680Z","id":"CVE-2026-3121","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"secalert@redhat.com","type":"Secondary","description":[{"lang":"en","value":"CWE-266"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:build_of_keycloak:-:*:*:*:-:*:*:*","matchCriteriaId":"E5C930CB-4EAD-497B-A44B-D880F2A1F85B"},{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:jboss_enterprise_application_platform:8.0.0:*:*:*:*:*:*:*","matchCriteriaId":"0D8BC03A-4198-4488-946B-3F6B43962942"},{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:jboss_enterprise_application_platform_expansion_pack:-:*:*:*:*:*:*:*","matchCriteriaId":"0A24CBFB-4900-47A5-88D2-A44C929603DC"},{"vulnerable":true,"criteria":"cpe:2.3:a:redhat:single_sign-on:7.0:*:*:*:*:*:*:*","matchCriteriaId":"9EFEC7CA-8DDA-48A6-A7B6-1F1D14792890"}]}]}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:6477","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2026:6478","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2026-3121","source":"secalert@redhat.com","tags":["Vendor Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2442277","source":"secalert@redhat.com","tags":["Issue Tracking","Vendor Advisory"]}]}}]}