CVE-2025-63784

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:onlook:onlook:0.2.32:*:*:*:*:*:*:*", "matchCriteriaId": "6A720EDB-10C0-47F4-BCF5-138FB5124DFA", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An Open Redirect vulnerability exists in the OAuth callback handler in file onlook/apps/web/client/src/app/auth/callback/route.ts in Onlook web application 0.2.32. The vulnerability occurs because the application trusts the X-Forwarded-Host header value without proper validation when constructing a redirect URL. A remote attacker can send a manipulated X-Forwarded-Host header to redirect an authenticated user to an arbitrary external website under their control, which can be exploited for phishing attacks."}, {"lang": "es", "value": "Una vulnerabilidad de redirecci\u00f3n abierta existe en el gestor de devoluci\u00f3n de llamada de OAuth en el archivo onlook/apps/web/client/src/app/auth/callback/route.ts en la aplicaci\u00f3n web Onlook 0.2.32. La vulnerabilidad ocurre porque la aplicaci\u00f3n conf\u00eda en el valor del encabezado X-Forwarded-Host sin una validaci\u00f3n adecuada al construir una URL de redirecci\u00f3n. Un atacante remoto puede enviar un encabezado X-Forwarded-Host manipulado para redirigir a un usuario autenticado a un sitio web externo arbitrario bajo su control, lo que puede ser explotado para ataques de phishing."}], "id": "CVE-2025-63784", "lastModified": "2026-11-05T14:10:00.273", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-63784", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-11-12T17:05:22.386211Z", "version": "2.0.3"}}]}, "published": "2025-11-07T17:15:47.777", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://blog.soohyun.tech/CVE-2025-63784-Open-Redirect-in-Onlook-27e557175d2e80ac8641fab59dc36021"}, {"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "https://tossbank.notion.site/Open-Redirect-in-onlook-27e557175d2e80ac8641fab59dc36021"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-601"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

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{"created": "2025-11-10T09:34:43.587954+00:00", "updated": "2025-11-10T09:34:43.587984+00:00", "vendors": ["onlook", "onlook$PRODUCT$onlook"]}