CVE-2026-39965

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{"affected": [{"affectedData": [{"product": "typebot.io", "vendor": "baptisteArno", "versions": [{"status": "affected", "version": "< 3.16.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "TypeBot is a chatbot builder tool. Versions 3.15.2 and prior contain an SSRF via Open Redirect Bypass as the HTTP Request block and Code block validate the initial request URL via validateHttpReqUrl() to block private IPs and cloud metadata hostnames. However, the HTTP clients (ky and fetch) follow 302 redirects without re-validating the redirect destination. An authenticated user can point a bot block to an attacker-controlled server that responds with a redirect to an internal IP, causing the Typebot server to reach internal services. An authenticated Typebot user can reach AWS metadata (169.254.169.254), private subnets, and container-internal services. Exploitable to extract cloud IAM credentials or probe internal APIs inaccessible from the internet. This issue has been fixed in version 3.16.0."}, {"lang": "es", "value": "TypeBot es una herramienta de creaci\u00f3n de chatbots. Las versiones 3.15.2 y anteriores contienen una SSRF a trav\u00e9s de un bypass de redirecci\u00f3n abierta, ya que el bloque de solicitud HTTP y el bloque de c\u00f3digo validan la URL de solicitud inicial a trav\u00e9s de validateHttpReqUrl() para bloquear IPs privadas y nombres de host de metadatos de la nube. Sin embargo, los clientes HTTP (ky y fetch) siguen redirecciones 302 sin revalidar el destino de la redirecci\u00f3n. Un usuario autenticado puede apuntar un bloque de bot a un servidor controlado por el atacante que responde con una redirecci\u00f3n a una IP interna, haciendo que el servidor de Typebot acceda a servicios internos. Un usuario autenticado de Typebot puede acceder a metadatos de AWS (169.254.169.254), subredes privadas y servicios internos del contenedor. Explotable para extraer credenciales IAM de la nube o sondear APIs internas inaccesibles desde internet. Este problema ha sido solucionado en la versi\u00f3n 3.16.0."}], "id": "CVE-2026-39965", "lastModified": "2026-07-23T16:10:00.137", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 4.0, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-39965", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-05-22T18:25:44.199883Z", "version": "2.0.3"}}]}, "published": "2026-05-22T18:16:21.857", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/baptisteArno/typebot.io/releases/tag/v3.16.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/baptisteArno/typebot.io/security/advisories/GHSA-jxv3-m939-w95c"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/baptisteArno/typebot.io/security/advisories/GHSA-jxv3-m939-w95c"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-918"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,3.16.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "typebot.io", "source": "cna", "vendor": "baptisteArno"}, "product": "typebot.io", "vendor": "baptistearno"}], "created": "2026-05-22T19:30:44.282494+00:00", "updated": "2026-05-25T11:34:00.693493+00:00", "vendors": ["baptistearno", "baptistearno$PRODUCT$typebot.io"]}