medium6.1
CVE-2026-42138
Dify is an open-source LLM app development platform.
Impact
Dify is an open-source LLM app development platform. Prior to version 1.13.1, using the method POST /api/files/upload, any unauthenticated user can upload an SVG file with XSS. The method POST /v1/files/upload, which requires authentication through the application API, is also vulnerable. This issue has been patched in version 1.13.1.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Langgenius | Dify | before 1.13.1 |