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OpenAdvisories
Medium · 5.3 CVE-2026-26023 EUVD-2026-6206

Client‑side DOM XSS in the web chat app of Dify when using echarts

Published Feb 11, 2026 · Updated Feb 12, 2026 · Assigned by GitHub_M

Description

Dify is an open-source LLM app development platform. Prior to 1.13.0, a cross site scripting vulnerability has been found in the web application chat frontend when using echarts. User or llm inputs containing echarts containing a specific javascript payload will be executed. This vulnerability is fixed in 1.13.0.

Affected products

VendorProductAffectedFixed
langgenius dify < 1.13.0 —

References