CVE-2025-47790

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Nextcloud Server prior to 29.0.15, 30.0.9, and 31.0.3 and Nextcloud Enterprise Server prior to 26.0.13.15, 27.1.11.15, 28.0.14.6, 29.0.15, 30.0.9, and 31.0.3 have a bug with session handling. The bug caused skipping the second factor confirmation after a successful login with the username and password when the server was configured with `remember_login_cookie_lifetime` set to `0`, once the session expired on the page to select the second factor and the page is reloaded. Nextcloud Server 29.0.15, 30.0.9, and 31.0.3 and Nextcloud Enterprise Server is upgraded to 26.0.13.15, 27.1.11.15, 28.0.14.6, 29.0.15, 30.0.9 and 31.0.3 contain a patch. As a workaround, set the `remember_login_cookie_lifetime` in config.php to a value other than `0`, e.g. `900`. Beware that this is only a workaround for new sessions created after the configuration change. System administration can delete affected sessions."}, {"lang": "es", "value": "Nextcloud Server es un sistema de nube personal autoalojado. Las versiones anteriores a 29.0.15, 30.0.9 y 31.0.3, y las anteriores a 26.0.13.15, 27.1.11.15, 28.0.14.6, 29.0.15, 30.0.9 y 31.0.3, presentan un error en la gesti\u00f3n de sesiones. Este error omit\u00eda la confirmaci\u00f3n del segundo factor tras iniciar sesi\u00f3n correctamente con el nombre de usuario y la contrase\u00f1a cuando el servidor estaba configurado con `remember_login_cookie_lifetime` a `0`, una vez que la sesi\u00f3n expiraba en la p\u00e1gina para seleccionar el segundo factor y se recargaba la p\u00e1gina. Nextcloud Server 29.0.15, 30.0.9 y 31.0.3, y Nextcloud Enterprise Server se han actualizado a 26.0.13.15, 27.1.11.15, 28.0.14.6, 29.0.15, 30.0.9 y 31.0.3, y contienen un parche. Como soluci\u00f3n alternativa, configure `remember_login_cookie_lifetime` en config.php con un valor distinto de `0`, por ejemplo, `900`. Tenga en cuenta que esto solo es una soluci\u00f3n alternativa para las nuevas sesiones creadas despu\u00e9s del cambio de configuraci\u00f3n. El administrador del sistema puede eliminar las sesiones afectadas."}], "id": "CVE-2025-47790", "lastModified": "2026-06-17T09:28:41.873", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-47790", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-05-16T14:50:56.248971Z", "version": "2.0.3"}}]}, "published": "2025-05-16T14:15:31.823", "references": [{"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-9h3w-f3h4-qqrh"}, {"source": "security-advisories@github.com", "tags": ["Issue Tracking"], "url": "https://github.com/nextcloud/server/pull/51905"}, {"source": "security-advisories@github.com", "tags": ["Permissions Required"], "url": "https://hackerone.com/reports/2729367"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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