CVE-2025-8850

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{"affected": [{"affectedData": [{"product": "danny-avila/librechat", "vendor": "danny-avila", "versions": [{"lessThan": "v0.8.0-rc2", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "security@huntr.dev"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:librechat:librechat:0.7.9:-:*:*:*:*:*:*", "matchCriteriaId": "74A99A2E-023B-4C39-9696-61DA01C9284E", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In danny-avila/librechat version 0.7.9, there is an insecure API design issue in the 2-Factor Authentication (2FA) flow. The system allows users to disable 2FA without requiring a valid OTP or backup code, bypassing the intended verification process. This vulnerability occurs because the backend does not properly validate the OTP or backup code when the API endpoint '/api/auth/2fa/disable' is directly accessed. This flaw can be exploited by authenticated users to weaken the security of their own accounts, although it does not lead to full account compromise."}, {"lang": "es", "value": "En la versi\u00f3n 0.7.9 de danny-avila/librechat, existe un problema de dise\u00f1o de API inseguro en el flujo de autenticaci\u00f3n de dos factores (2FA). El sistema permite a los usuarios deshabilitar la 2FA sin requerir un c\u00f3digo OTP o de respaldo v\u00e1lido, eludiendo el proceso de verificaci\u00f3n previsto. Esta vulnerabilidad ocurre porque el backend no valida correctamente el c\u00f3digo OTP o de respaldo cuando se accede directamente al endpoint de la API '/api/auth/2fa/disable'. Esta falla puede ser explotada por usuarios autenticados para debilitar la seguridad de sus propias cuentas, aunque no conduce a un compromiso total de la cuenta."}], "id": "CVE-2025-8850", "lastModified": "2026-10-07T21:10:00.200", "metrics": {"cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 3.1, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.0"}, "exploitabilityScore": 1.6, "impactScore": 1.4, "source": "security@huntr.dev", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-8850", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-11-05T14:57:10.072224Z", "version": "2.0.3"}}]}, "published": "2025-10-30T20:15:39.633", "references": [{"source": "security@huntr.dev", "tags": ["Patch"], "url": "https://github.com/danny-avila/librechat/commit/7e4c8a5d0d2dbe5bf8fd272ff6acafb27d24744f"}, {"source": "security@huntr.dev", "tags": ["Exploit", "Patch", "Third Party Advisory"], "url": "https://huntr.com/bounties/8e615709-f4de-41e2-b194-f0d91ed7c75e"}], "sourceIdentifier": "security@huntr.dev", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-440"}], "source": "security@huntr.dev", "type": "Secondary"}]}

{}

{"created": "2025-10-31T10:13:55.597400+00:00", "updated": "2025-10-31T10:13:55.597425+00:00", "vendors": ["librechat", "librechat$PRODUCT$librechat"]}