{"id":"CVE-2026-67179","state":"PUBLISHED","title":"Genkit improper host header validation","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.","publishedAt":"2026-08-11T15:56:09.323Z","updatedAt":"2026-08-17T18:18:07.515Z","severity":{"score":7.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","source":"cisa-cg"},"assigner":"cisa-cg","products":["genkit-ai genkit"],"affected":[{"vendor":"genkit-ai","product":"genkit","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"2026-06-18","versionType":"custom"},{"version":"2026-06-18","status":"unaffected"}]}],"references":["https://github.com/genkit-ai/genkit/issues/5581","https://github.com/genkit-ai/genkit/pull/5587","https://www.cve.org/CVERecord?id=CVE-2026-67179","https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-223-01.json"],"weaknesses":["CWE-644"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/67xxx/CVE-2026-67179.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-67179","state":"PUBLISHED","datePublished":"2026-08-11T15:56:09.323Z","dateUpdated":"2026-08-17T18:18:07.515Z","assignerShortName":"cisa-cg","assignerOrgId":"9119a7d8-5eab-497f-8521-727c672e3725","dateReserved":"2026-07-28T14:53:02.567Z"},"containers":{"cna":{"title":"Genkit improper host header validation","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"genkit-ai","product":"genkit","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThan":"2026-06-18","versionType":"custom"},{"version":"2026-06-18","status":"unaffected"}]}],"references":[{"url":"https://github.com/genkit-ai/genkit/issues/5581","name":"url","tags":["issue-tracking"]},{"url":"https://github.com/genkit-ai/genkit/pull/5587","name":"url","tags":["patch"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-67179","name":"url","tags":["vdb-entry"]},{"url":"https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-223-01.json","name":"url","tags":["third-party-advisory"]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-07-28T14:54:11.501038Z","id":"CVE-2026-67179","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-644","description":"CWE-644 Improper Neutralization of HTTP Headers for Scripting Syntax","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"cisa-cg","orgId":"9119a7d8-5eab-497f-8521-727c672e3725","dateUpdated":"2026-08-11T15:56:09.323Z"},"credits":[{"value":"George Chen","lang":"en"}],"datePublic":"2026-06-18T00:00:00.000Z"},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-67179","role":"CISA Coordinator","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-08-17T17:08:58.620170Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-17T18:18:07.515Z"}}]}}}