Medium 5.3Published Apr 20, 2026

CVE-2026-34082Dify has IDOR in deleting someone else's chat conversation

Updated under an hour ago (Oct 27, 2026, 12:40 AM ET)

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It affects langgenius dify and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

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: 5.3 MEDIUM (v4.0, CNA)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
Weakness (CWE): CWE-863, CWE-284
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: Apr 21, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

langgenius dify langgenius:dify (from the name)	before 1.13.1	CNA record
dify dify dify:dify	before 1.13.1	NVD

References

References

https://github.com/langgenius/dify/security/advisories/GHSA-fxq3-hh7x-c63p	x-refsource-confirm, exploit, vendor-advisory
https://github.com/langgenius/dify/releases/tag/1.13.1	x-refsource-misc, 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.