Description

DeepChat is a smart assistant uses artificial intelligence. In 0.5.0 and earlier, there is a Stored Cross-Site Scripting (XSS) vulnerability in the Mermaid diagram renderer allows an attacker to execute arbitrary JavaScript within the application context. By leveraging the exposed Electron IPC bridge, this XSS can be escalated to Remote Code Execution (RCE) by registering and starting a malicious MCP (Model Context Protocol) server.

INFO

Published Date :

2025-12-03T18:34:44.019Z

Last Modified :

2025-12-03T19:10:17.039Z

Source :

GitHub_M
AFFECTED PRODUCTS

The following products are affected by CVE-2025-66222 vulnerability.

Vendors Products
Thinkinai
  • Deepchat
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-66222.

URL Resource
https://github.com/ThinkInAIXYZ/deepchat/commit/371ca7b42e3685aee6e3f0c61e85277ed1ff4db7 cve-icon cve-icon
https://github.com/ThinkInAIXYZ/deepchat/security/advisories/GHSA-v8v5-c872-mf8r cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact