CVE-2026-67179: CWE-644 Improper Neutralization of HTTP Headers for Scripting Syntax in genkit-ai genkit
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.
CVE-2026-67179: CWE-644 Improper Neutralization of HTTP Headers for Scripting Syntax in genkit-ai genkit
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.
CVSS v3.1
Score 7.8high
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- cisa-cg
- Date Reserved
- 2026-07-28T14:53:02.567Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7b49e7bf8831d53902c3cb
Added to database: 08/11/2026, 16:12:23 UTC
Last updated: 08/11/2026, 16:12:23 UTC
Views: 1
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