CVE-2026-54607

Summary

FastGPT is a knowledge-based AI application platform. Prior to 4.15.0-beta4, the HTTP-tool OpenAPI schema importer validates only the top-level URL before passing it to SwaggerParser.bundle, whose remote reference resolver fetches $ref URLs without FastGPT's internal-address guard and returns fetched content inline, allowing an authenticated team member to read internal services or cloud metadata. This issue is fixed in version 4.15.0-beta4.

Affected Software

VendorProductVersion RangeStatus
labringFastGPT< 4.15.0-beta4affected

Weaknesses

  • CWE-918: CWE-918: Server-Side Request Forgery (SSRF)

References