CVE-2025-0663

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A single cryptographic key is used across all tenants to sign authentication cookies, allowing a privileged user in one tenant to forge authentication cookies for users in other tenants.\n\nBecause the Auto-Login feature is enabled by default, this flaw may allow an attacker to gain unauthorized access and potentially take over accounts in other tenants. Successful exploitation requires access to Adaptive Authentication functionality, which is typically restricted to high-privileged users. The vulnerability is only exploitable when Auto-Login is enabled, reducing its practical impact in deployments where the feature is disabled."}, {"lang": "es", "value": "Existe una vulnerabilidad de autenticaci\u00f3n entre inquilinos en m\u00faltiples productos WSO2 debido a un dise\u00f1o criptogr\u00e1fico inadecuado en la Autenticaci\u00f3n Adaptativa. Se utiliza una \u00fanica clave criptogr\u00e1fica en todos los inquilinos para firmar cookies de autenticaci\u00f3n, lo que permite a un usuario privilegiado en un inquilino forjar cookies de autenticaci\u00f3n para usuarios en otros inquilinos.\n\nDebido a que la funci\u00f3n de inicio de sesi\u00f3n autom\u00e1tico (Auto-Login) est\u00e1 habilitada por defecto, este fallo puede permitir a un atacante obtener acceso no autorizado y potencialmente tomar el control de cuentas en otros inquilinos. La explotaci\u00f3n exitosa requiere acceso a la funcionalidad de Autenticaci\u00f3n Adaptativa, que normalmente est\u00e1 restringida a usuarios con altos privilegios. La vulnerabilidad solo es explotable cuando el inicio de sesi\u00f3n autom\u00e1tico (Auto-Login) est\u00e1 habilitado, reduciendo su impacto pr\u00e1ctico en implementaciones donde la funci\u00f3n est\u00e1 deshabilitada."}], "id": "CVE-2025-0663", "lastModified": "2026-10-18T21:10:00.120", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.9, "impactScore": 5.9, "source": "ed10eef1-636d-4fbe-9993-6890dfa878f8", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-0663", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-09-23T18:30:57.677681Z", "version": "2.0.3"}}]}, "published": "2025-09-23T17:15:32.143", "references": [{"source": "ed10eef1-636d-4fbe-9993-6890dfa878f8", "tags": ["Vendor Advisory"], "url": "https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2025/WSO2-2025-3864/"}], "sourceIdentifier": "ed10eef1-636d-4fbe-9993-6890dfa878f8", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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{"created": "2025-09-25T08:22:03.493994+00:00", "updated": "2025-09-25T08:22:03.494055+00:00", "vendors": ["wso2", "wso2$PRODUCT$identity_server", "wso2$PRODUCT$identity_server_as_key_manager", "wso2$PRODUCT$open_banking_iam"]}