CVE-2026-42138
MEDIUM
MEDIUM
Priority: 0.02
BB Relevance:
74/100
Published: 2026-05-04
Modified: 2026-10-26
First seen: 2026-10-29
Status: active
Attack Surface
Network
Low Complexity
No Auth
No Interaction
CVSS Vector Breakdown
AV:
Network
AC:
Low
PR:
None
UI:
None
S:
X
AT:
None
VC:
None
VI:
Low
VA:
None
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.
Weakness Classification (1)
Affected Software (1)
| Vendor | Product | Version |
|---|---|---|
| langgenius | dify | < 1.13.1 |
References & Advisories (2)
Release Notes
Exploit
Vendor Advisory