{"id":"CVE-2026-54663","sourceIdentifier":"security-advisories@github.com","published":"2026-07-29T15:16:25.713","lastModified":"2026-10-23T23:10:00.157","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"swagger-typescript-api generates API clients for Fetch or Axios from OpenAPI specifications. Prior to 13.12.2, src/resolved-swagger-schema.ts warmUpRemoteSchemasCache resolves external $ref URLs and fetchRemoteSchemaDocument uses isHttpUrl to fetch any http or https target without private IP, redirect, DNS rebinding, or same-origin validation, allowing an attacker-controlled OpenAPI spec to make the generator issue requests to internal or link-local services. This issue is fixed in version 13.12.2."},{"lang":"es","value":"swagger-typescript-api genera clientes API para Fetch o Axios a partir de especificaciones OpenAPI. Antes de la versión 13.12.2, src/resolved-swagger-schema.ts warmUpRemoteSchemasCache resuelve URLs $ref externas y fetchRemoteSchemaDocument usa isHttpUrl para obtener cualquier objetivo HTTP o HTTPS sin IP privada, redirección, reencadenamiento de DNS, o validación de mismo origen, permitiendo que una especificación OpenAPI controlada por un atacante haga que el generador emita solicitudes a servicios internos o de enlace local. Este problema está solucionado en la versión 13.12.2."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"acacode","product":"swagger-typescript-api","versions":[{"version":"< 13.12.2","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","baseScore":6.1,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":2.7}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-29T14:58:23.239526Z","id":"CVE-2026-54663","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-441"},{"lang":"en","value":"CWE-918"}]}],"references":[{"url":"https://github.com/acacode/swagger-typescript-api/commit/306d59acb8ffbb00f953f807b97234b21f51d9de","source":"security-advisories@github.com"},{"url":"https://github.com/acacode/swagger-typescript-api/pull/1779","source":"security-advisories@github.com"},{"url":"https://github.com/acacode/swagger-typescript-api/releases/tag/v13.12.2","source":"security-advisories@github.com"},{"url":"https://github.com/acacode/swagger-typescript-api/security/advisories/GHSA-x36r-4347-pm5x","source":"security-advisories@github.com"},{"url":"https://github.com/acacode/swagger-typescript-api/security/advisories/GHSA-x36r-4347-pm5x","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}]}