CVE-2025-58177 (GCVE-0-2025-58177)
Vulnerability from cvelistv5 – Published: 2025-09-15 16:49 – Updated: 2025-09-15 17:27
VLAI
EPSS
VEX
Title
n8n stored cross-site scripting in LangChain Chat Trigger node initialMessages parameter
Summary
n8n is an open source workflow automation platform. From 1.24.0 to before 1.107.0, there is a stored cross-site scripting (XSS) vulnerability in @n8n/n8n-nodes-langchain.chatTrigger. An authorized user can configure the LangChain Chat Trigger node with malicious JavaScript in the initialMessages field and enable public access so that the payload is executed in the browser of any user who visits the resulting public chat URL. This can be used for phishing or to steal cookies or other sensitive data from users accessing the public chat link. The issue is fixed in version 1.107.0. Updating to 1.107.0 or later is recommended. As a workaround, the affected chatTrigger node can be disabled. No other workarounds are known.
Severity
5.4 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-09-15 17:26 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://github.com/n8n-io/n8n/security/advisories… | x_refsource_CONFIRM |
| https://github.com/n8n-io/n8n/pull/18148 | x_refsource_MISC |
| https://github.com/n8n-io/n8n/commit/d4ef191be0b3… | x_refsource_MISC |
Impacted products
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"value": "n8n is an open source workflow automation platform. From 1.24.0 to before 1.107.0, there is a stored cross-site scripting (XSS) vulnerability in @n8n/n8n-nodes-langchain.chatTrigger. An authorized user can configure the LangChain Chat Trigger node with malicious JavaScript in the initialMessages field and enable public access so that the payload is executed in the browser of any user who visits the resulting public chat URL. This can be used for phishing or to steal cookies or other sensitive data from users accessing the public chat link. The issue is fixed in version 1.107.0. Updating to 1.107.0 or later is recommended. As a workaround, the affected chatTrigger node can be disabled. No other workarounds are known."
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"value": "n8n es una plataforma de automatizaci\u00f3n de flujos de trabajo de c\u00f3digo abierto. Desde 1.24.0 hasta antes de 1.107.0, existe una vulnerabilidad de cross-site scripting (XSS) almacenado en @n8n/n8n-nodes-langchain.chatTrigger. Un usuario autorizado puede configurar el nodo LangChain Chat Trigger con JavaScript malicioso en el campo initialMessages y habilitar el acceso p\u00fablico para que la carga \u00fatil se ejecute en el navegador de cualquier usuario que visite la URL de chat p\u00fablico resultante. Esto puede usarse para phishing o para robar cookies u otros datos sensibles de los usuarios que acceden al enlace de chat p\u00fablico. El problema est\u00e1 solucionado en la versi\u00f3n 1.107.0. Se recomienda actualizar a la versi\u00f3n 1.107.0 o posterior. Como soluci\u00f3n alternativa, el nodo chatTrigger afectado puede deshabilitarse. No se conocen otras soluciones alternativas."
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Browse all ATT&CK techniques and the vulnerabilities related to each.
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