CVE-2026-67179

Published: Aug 11, 2026Modified: Aug 26, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: 9119a7d8-5eab-497f-8521-727c672e3725 (Secondary)

Description

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.

Related CWEs

CWE-644

Improper Neutralization of HTTP Headers for Scripting Syntax

The product does not neutralize or incorrectly neutralizes web scripting syntax in HTTP headers that can be used by web browser components that can process raw headers, such as Flash.

References (4)

https://github.com/genkit-ai/genkit/issues/5581

Source: 9119a7d8-5eab-497f-8521-727c672e3725

https://github.com/genkit-ai/genkit/pull/5587

Source: 9119a7d8-5eab-497f-8521-727c672e3725

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-223-01.json

Source: 9119a7d8-5eab-497f-8521-727c672e3725

https://www.cve.org/CVERecord?id=CVE-2026-67179

Source: 9119a7d8-5eab-497f-8521-727c672e3725

Timeline

No history available yet.