CVE-2026-26023

Name: CVE-2026-26023
Creator: NVD / NIST
Published: 2026-02-11T22:15:52.233+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.25%

Last modified Jun 17, 2026

CVE-2026-26023 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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. EPSS estimates a 0.25% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS 4.0

5.3/10

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.25%

15.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Dify	Dify	<= 1.11.4

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

Timeline

Published: Feb 11, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-26023?

How severe is CVE-2026-26023?

CVE-2026-26023 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.

How do I fix CVE-2026-26023?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-26023?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST