How severe is CVE-2026-26023?

CVE-2026-26023 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-26023 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-26023?

CVE-2026-26023 affects Dify. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-26023?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-26023 have an EU (EUVD) identifier?

Yes. CVE-2026-26023 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6206.

When was CVE-2026-26023 published?

CVE-2026-26023 was published on 2026-02-11 and last updated on 2026-06-17.

CVE-2026-26023

CVE-2026-26023 is a medium-severity vulnerability in Dify with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 5.3
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-6206
Weakness: CWE-79
Affected product: Dify
Published: 2026-02-11
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-26023?: 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.
How severe is CVE-2026-26023?: CVE-2026-26023 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-26023 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-26023?: CVE-2026-26023 affects Dify. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-26023?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-26023 have an EU (EUVD) identifier?: Yes. CVE-2026-26023 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-6206.
When was CVE-2026-26023 published?: CVE-2026-26023 was published on 2026-02-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:dify:dify:*:*:*:*:*:*:*:*

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