{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-54662", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-15T20:16:46.199Z", "datePublished": "2026-07-29T14:26:15.992Z", "dateUpdated": "2026-07-29T15:16:06.092Z"}, "containers": {"cna": {"title": "swagger-typescript-api vulnerable to code injection via unescaped `servers[0].url` in fetch http-client template", "problemTypes": [{"descriptions": [{"cweId": "CWE-74", "lang": "en", "description": "CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-94", "lang": "en", "description": "CWE-94: Improper Control of Generation of Code ('Code Injection')", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-1336", "lang": "en", "description": "CWE-1336: Improper Neutralization of Special Elements Used in a Template Engine", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/acacode/swagger-typescript-api/security/advisories/GHSA-hqj5-cw9f-rx67", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/acacode/swagger-typescript-api/security/advisories/GHSA-hqj5-cw9f-rx67"}, {"name": "https://github.com/acacode/swagger-typescript-api/pull/1779", "tags": ["x_refsource_MISC"], "url": "https://github.com/acacode/swagger-typescript-api/pull/1779"}, {"name": "https://github.com/acacode/swagger-typescript-api/commit/306d59acb8ffbb00f953f807b97234b21f51d9de", "tags": ["x_refsource_MISC"], "url": "https://github.com/acacode/swagger-typescript-api/commit/306d59acb8ffbb00f953f807b97234b21f51d9de"}, {"name": "https://github.com/acacode/swagger-typescript-api/releases/tag/v13.12.2", "tags": ["x_refsource_MISC"], "url": "https://github.com/acacode/swagger-typescript-api/releases/tag/v13.12.2"}], "affected": [{"vendor": "acacode", "product": "swagger-typescript-api", "versions": [{"version": "< 13.12.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-29T14:26:15.992Z"}, "descriptions": [{"lang": "en", "value": "swagger-typescript-api generates API clients for Fetch or Axios from OpenAPI specifications. Prior to 13.12.2, src/code-gen-process.ts createApiConfig copies servers[0].url into apiConfig.baseUrl, and templates/base/http-clients/fetch-http-client.ejs interpolates apiConfig.baseUrl into the generated HttpClient baseUrl field without escaping, allowing an attacker-controlled OpenAPI spec to inject TypeScript static field code that executes when the generated fetch client module is imported. This issue is fixed in version 13.12.2."}], "source": {"advisory": "GHSA-hqj5-cw9f-rx67", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/acacode/swagger-typescript-api/security/advisories/GHSA-hqj5-cw9f-rx67", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-29T15:15:30.473520Z", "id": "CVE-2026-54662", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-29T15:16:06.092Z"}}]}}

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