Vulnerability in Genkit-Ai Genkit
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (7.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000
Affected products
- Genkit-Ai Genkit — versions 0, 2026-06-18
Weakness classification (CWE)
References
- 9119a7d8-5eab-497f-8521-727c672e3725 (issue-tracking)
- 9119a7d8-5eab-497f-8521-727c672e3725 (patch)
- 9119a7d8-5eab-497f-8521-727c672e3725 (third-party-advisory)
- 9119a7d8-5eab-497f-8521-727c672e3725 (vdb-entry)
Frequently asked questions
- What is CVE-2026-67179?
- CVE-2026-67179 is a high-severity vulnerability in Genkit-Ai Genkit, classified under Improper Neutralization of HTTP Headers for Scripting Syntax. CVSS score: 7.8/10. Published 2026-08-11.
- How severe is CVE-2026-67179?
- High severity. CVSS v3 base score is 7.8 out of 10.