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Vulnerability record · CVE-2026-34082 · published 20 April 2026

CVE-2026-34082: Dify improper access control vulnerability

Dify · Dify

Dify is an open-source LLM app development platform. Prior to 1.13.1, the method `DELETE /console/api/installed-apps/<appId>/conversations/<conversationId>` has poor authorization checking and allows any Dify-authenticated user to delete someone else's chat history. Version 1.13.1 patches the issue.

5.3 CVSS 4.0 Medium EPSS 0.27% · top 82.3% CWE-284 · Improper access controlCWE-863 · Incorrect authorization
5.3CVSS 4.0 base score
0.27%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Dify is an open-source LLM app development platform. Prior to 1.13.1, the method `DELETE /console/api/installed-apps/<appId>/conversations/<conversationId>` has poor authorization checking and allows any Dify-authenticated user to delete someone else's chat history. Version 1.13.1 patches the issue.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/langgenius/dify/releases/tag/1.13.1 Release Notes
https://github.com/langgenius/dify/security/advisories/GHSA-fxq3-hh7x-c63p ExploitVendor Advisory
https://github.com/langgenius/dify/security/advisories/GHSA-fxq3-hh7x-c63p ExploitVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-34082), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.