VulnerabilityAnalyzed

CVE-2026-26023

Prior to 1.13.0, a cross site scripting vulnerability has been found in the web application chat frontend when using echarts.

MEDIUM 5.3EPSS 0.26%

Does this matter?

Lower severity and a low EPSS score (0.26%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 4.0: 5.3 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.26% probability · 17th percentile
CISA KEV: Not listed
Weakness: CWE-79
Affected: dify/dify
Source: security-advisories@github.com

References

https://github.com/langgenius/dify/commit/378a1d7d08bd0ac5c75eaadc075a0f35211fcb8ePatch
https://github.com/langgenius/dify/releases/tag/1.13.0Product, Release Notes
https://github.com/langgenius/dify/security/advisories/GHSA-qqjx-5h5w-x5vjExploit, Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.