CVE-2026-4628

{"id": "CVE-2026-4628", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2026-03-23T09:16:26.140", "references": [{"url": "https://access.redhat.com/security/cve/CVE-2026-4628", "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2450240", "source": "secalert@redhat.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-284"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in Keycloak. An improper Access Control vulnerability in Keycloak\u2019s User-Managed Access (UMA) resource_set endpoint allows attackers with valid credentials to bypass the allowRemoteResourceManagement=false restriction. This occurs due to incomplete enforcement of access control checks on PUT operations to the resource_set endpoint. This issue enables unauthorized modification of protected resources, impacting data integrity."}, {"lang": "es", "value": "Se encontr\u00f3 un fallo en Keycloak. Una vulnerabilidad de control de acceso inadecuado en el endpoint 'resource_set' de Acceso Gestionado por el Usuario (UMA) de Keycloak permite a atacantes con credenciales v\u00e1lidas eludir la restricci\u00f3n 'allowRemoteResourceManagement=false'. Esto ocurre debido a la aplicaci\u00f3n incompleta de las comprobaciones de control de acceso en operaciones PUT al endpoint 'resource_set'. Este problema permite la modificaci\u00f3n no autorizada de recursos protegidos, impactando la integridad de los datos."}], "lastModified": "2026-03-23T14:31:37.267", "sourceIdentifier": "secalert@redhat.com"}