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CVE-2026-42138

MEDIUM CVSS: 6.1 Published: 2026-05-04 Modified: 2026-06-17

Description

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 Platforms

Langgenius Dify

Weakness Type

CWE-79

References