CVE-2026-4064

{"id": "CVE-2026-4064", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.3, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.5, "exploitabilityScore": 2.8}]}, "published": "2026-03-17T20:16:14.717", "references": [{"url": "https://devolutions.net/security/advisories/DEVO-2026-0008", "tags": ["Vendor Advisory"], "source": "security@devolutions.net"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@devolutions.net", "description": [{"lang": "en", "value": "CWE-862"}]}], "descriptions": [{"lang": "en", "value": "Missing authorization checks on multiple gRPC service endpoints in PowerShell Universal before 2026.1.4 allows an authenticated user with any valid token to bypass role-based access controls and perform privileged operations \u2014 including reading sensitive data, creating or deleting resources, and disrupting service operations \u2014 via crafted gRPC requests."}, {"lang": "es", "value": "Faltan comprobaciones de autorizaci\u00f3n en m\u00faltiples puntos finales de servicio gRPC en PowerShell Universal antes de la versi\u00f3n 2026.1.4, lo que permite a un usuario autenticado con cualquier token v\u00e1lido eludir los controles de acceso basados en roles y realizar operaciones privilegiadas \u2014 incluyendo la lectura de datos sensibles, la creaci\u00f3n o eliminaci\u00f3n de recursos, y la interrupci\u00f3n de las operaciones del servicio \u2014 mediante solicitudes gRPC manipuladas."}], "lastModified": "2026-03-19T13:03:28.320", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ironmansoftware:powershell_universal:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7031D7B5-ECB2-458C-A64E-8F49BE50B76E", "versionEndExcluding": "2026.1.4"}], "operator": "OR"}]}], "sourceIdentifier": "security@devolutions.net"}