Medium 5.3Published Feb 11, 2026

CVE-2026-26023Client‑side DOM XSS in the web chat app of Dify when using echarts

Updated under an hour ago (Oct 27, 2026, 7:23 PM ET)

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Exploited in the last 30 days

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: 5.3 MEDIUM (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Analyzed
Record last updated: Feb 12, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

langgenius dify langgenius:dify (from the name)	before 1.13.0	CNA record
dify dify dify:dify	through 1.11.4	NVD

References

References

https://github.com/langgenius/dify/security/advisories/GHSA-qqjx-5h5w-x5vj	x-refsource-confirm, exploit, vendor-advisory
https://github.com/langgenius/dify/commit/378a1d7d08bd0ac5c75eaadc075a0f35211fcb8e	x-refsource-misc, patch
https://github.com/langgenius/dify/releases/tag/1.13.0	x-refsource-misc, product, release-notes

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.