CVE-2025-66580

9.6 CRITICAL
Published: December 19, 2025 Modified: January 02, 2026
View on NVD

Description

Dive is an open-source MCP Host Desktop Application that enables integration with function-calling LLMs. A critical Stored Cross-Site Scripting (XSS) vulnerability exists in versions prior to 0.11.1 in the Mermaid diagram rendering component. The application allows the execution of arbitrary JavaScript via `javascript:`. An attacker can exploit this to inject a malicious Model Context Protocol (MCP) server configuration, leading to Remote Code Execution (RCE) on the victim's machine when the node is clicked. Version 0.11.1 fixes the issue.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/OpenAgentPlatform/Dive/security/advisories/GHSA-xv8m-365j-x6h2
Source: security-advisories@github.com
Exploit Vendor Advisory
https://github.com/OpenAgentPlatform/Dive/security/advisories/GHSA-xv8m-365j-x6h2
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Exploit Vendor Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.6 / 10.0
EPSS (Exploit Probability)
0.3%
50th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

openagentplatform