{"id":"CVE-2026-56678","sourceIdentifier":"security-advisories@github.com","published":"2026-07-15T21:16:55.430","lastModified":"2026-10-24T21:10:00.130","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"9Router is an AI router & token saver. Prior to 0.5.6, the Kiro API-key validation endpoint POST /api/oauth/kiro/api-key builds an upstream URL using a user-controlled region value, allowing an authenticated attacker to supply a crafted region such as kiro-canary.local:8443# and cause 9Router to send the Kiro validation request to an attacker-controlled host while forwarding the submitted Kiro API key as an Authorization header. This issue is fixed in version 0.5.6."},{"lang":"es","value":"9Router es un router de IA y ahorrador de tokens. Antes de la versión 0.5.6, el endpoint de validación de clave API de Kiro POST /api/oauth/kiro/api-key construye una URL ascendente utilizando un valor de región controlado por el usuario, permitiendo a un atacante autenticado proporcionar una región manipulada como kiro-canary.local:8443# y hacer que 9Router envíe la solicitud de validación de Kiro a un host controlado por el atacante mientras reenvía la clave API de Kiro enviada como un encabezado de autorización. Este problema está solucionado en la versión 0.5.6."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"decolua","product":"9router","versions":[{"version":"< 0.5.6","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","baseScore":6.4,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":3.1,"impactScore":2.7}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-16T12:53:08.213328Z","id":"CVE-2026-56678","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-20"},{"lang":"en","value":"CWE-918"}]}],"references":[{"url":"https://github.com/decolua/9router/commit/126aa244c5b51b74ab8c7594e3418fcf4437bf6f","source":"security-advisories@github.com"},{"url":"https://github.com/decolua/9router/releases/tag/v0.5.6","source":"security-advisories@github.com"},{"url":"https://github.com/decolua/9router/security/advisories/GHSA-6mwv-4mrm-5p3m","source":"security-advisories@github.com"},{"url":"https://github.com/decolua/9router/security/advisories/GHSA-6mwv-4mrm-5p3m","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}]}