CVE-2025-68669 CRITICAL

CVE-2025-68669: 5ire vulnerable to Remote Code Execution (RCE) via mermaid

Vendor Nanbingxyz
Product 5ire
Weakness CWE-79 · XSS
Published December 23, 2025
Last update February 6, 2026

CVSS base score

9.7/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

What the vulnerability does

01Description

5ire is a cross-platform desktop artificial intelligence assistant and model context protocol client. In versions 0.15.2 and prior, an RCE vulnerability exists in useMarkdown.ts, where the markdown-it-mermaid plugin is initialized with securityLevel: 'loose'. This configuration explicitly permits the rendering of HTML tags within Mermaid diagram nodes. This issue has not been patched at time of publication.

Key dates

02Disclosure timeline

December 23, 2025 CVE published
February 6, 2026 Record updated