CVE-2026-67179

Genkit does not properly validate host request headers. Any host on the developer's network, and any website the developer visits (via DNS rebinding), can reach POST /api/runAction on the Dev UI server (default port 4000) and execute any registered Genkit action and read the result. Fixed on 2026-06-18.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/genkit-ai/genkit/issues/5581
https://github.com/genkit-ai/genkit/pull/5587
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-223-01.json
https://www.cve.org/CVERecord?id=CVE-2026-67179

Configurations

No configuration.

History

23 Oct 2026, 19:10

Type	Values Removed	Values Added
Summary		(es) Genkit no valida correctamente los encabezados de solicitud de host. Cualquier host en la red del desarrollador, y cualquier sitio web que el desarrollador visite (mediante reencuadernación DNS), puede alcanzar POST /API/runAction en el servidor de la interfaz de usuario de desarrollo (puerto predeterminado 4000) y ejecutar cualquier acción de Genkit registrada y leer el resultado. Corregido el 2026-06-18.

Information

Published : 2026-08-11 16:17

Updated : 2026-10-24 16:10

NVD link : CVE-2026-67179

Mitre link : CVE-2026-67179

CVE.ORG link : CVE-2026-67179

JSON object : View

Products Affected

No product.

CWE

CWE-644

Improper Neutralization of HTTP Headers for Scripting Syntax

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