CVE-2022-39356

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Users who receive an invitation link that is not scoped to a single email address can enter any non-admin user's email and gain access to their account when accepting the invitation. All users should upgrade to the latest version. A workaround is temporarily disabling invitations with `SiteSetting.max_invites_per_day = 0` or scope them to individual email addresses."}, {"lang": "es", "value": "Discourse es una plataforma para la discusi\u00f3n comunitaria. Los usuarios que reciben un enlace de invitaci\u00f3n que no est\u00e1 dirigido a una \u00fanica direcci\u00f3n de correo electr\u00f3nico pueden ingresar el correo electr\u00f3nico de cualquier usuario que no sea administrador y obtener acceso a su cuenta al aceptar la invitaci\u00f3n. Todos los usuarios deben actualizar a la \u00faltima versi\u00f3n. Un workaround alternativo es deshabilitar temporalmente las invitaciones con `SiteSetting.max_invites_per_day = 0` o limitarlas a direcciones de correo electr\u00f3nico individuales."}], "id": "CVE-2022-39356", "lastModified": "2026-06-17T04:58:12.400", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 8.9, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}, {"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-2022-39356", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-04-23T15:47:11.705998Z", "version": "2.0.3"}}]}, "published": "2022-11-02T17:15:17.520", "references": [{"source": "security-advisories@github.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/discourse/discourse/pull/18817"}, {"source": "security-advisories@github.com", "tags": ["Third Party Advisory"], "url": "https://github.com/discourse/discourse/security/advisories/GHSA-x8w7-rwmr-w278"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/discourse/discourse/pull/18817"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/discourse/discourse/security/advisories/GHSA-x8w7-rwmr-w278"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-285"}], "source": "security-advisories@github.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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