gcdRadar
archive/Patch now/AIR-2025-0511
closedclosed 19 Dec 2025Patch now2 Disclosed vulnerabilityAI

CVE-2025-66580: Dive MCP Host Application RCE Vulnerability

Dive MCP Host

A stored XSS vulnerability in Dive MCP Host allows remote code execution via injected Model Context Protocol server configurations. The issue was resolved in version 0.11.1.

disclosed CVENo confirmed exploitation, so this record is tracked as a disclosed vulnerability and not counted as an incident. It moves into the counts if CISA or the vendor confirms exploitation. Why

CVSS
9.6
EPSS
0.01 · top 53% · 2026-11-13
EPSS scores by FIRST
fix status
Fix status unknown
first report
19 Dec 2025
last update
19 Dec 2025
CVE ids
CVE-2025-66580other records

Timeline · 1

  1. 19 Dec 2025CVE-2025-66580: Dive is an open-source MCP Host Desktop Application that enables integration with function-calling LLMs.

Sources · 1

Advisories and databases

  1. 2025-12-19
    CVE-2025-66580: Dive is an open-source MCP Host Desktop Application that enables integration with function-calling LLMs.
    NVD · nvd.nist.gov/vuln/detail/CVE-2025-66580

Titles and links belong to their publishers. The summary above is written by gcdRadar in its own words; data is CC BY-SA 4.0.

Classification

lane
Patch now
AI role
Attack on AI
categories
Infrastructure vulnerabilityAgent hijack
severity
2 · Disclosed vulnerability
fix status
Fix status unknown
targets
Framework / tooling
owasp llm top 10
LLM03:2025 Supply ChainLLM06:2025 Excessive Agency
mitre atlas
AML.T0053 AI Agent Tool Invocation
tags
mcpxssrce
dates
happened 19 Dec 2025 · first reported 19 Dec 2025
origin
NVD
Vulnerability record from NVD / the GitHub Advisory Database. This product uses the NVD API but is not endorsed or certified by the NVD.
record
confidence 0.95 · created 2026-10-18 10:04Z · updated 2026-10-18 10:04Z

Lane, AI role, categories and severity come from the classifier; the OWASP and ATLAS rows are derived from the categories. How these are assigned

Copy a brief

This record as a short Markdown brief, for a ticket, a chat or a coding agent.

the brief as text
# CVE-2025-66580: Dive MCP Host Application RCE Vulnerability

https://gcdradar.vercel.app/incidents/cve-2025-66580-dive-mcp-host-application-rce-vulnerability · AIR-2025-0511 · closed 2025-12-19

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2025-12-19
- AI role: Attack on AI
- Products: Dive MCP Host
- CVE ids: CVE-2025-66580
- CVSS: 9.6

## Summary

A stored XSS vulnerability in Dive MCP Host allows remote code execution via injected Model Context Protocol server configurations. The issue was resolved in version 0.11.1.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2025-12-19: CVE-2025-66580: Dive is an open-source MCP Host Desktop Application that enables integration with function-calling LLMs. (https://nvd.nist.gov/vuln/detail/CVE-2025-66580)

## Sources

- 2025-12-19 NVD: CVE-2025-66580: Dive is an open-source MCP Host Desktop Application that enables integration with function-calling LLMs. https://nvd.nist.gov/vuln/detail/CVE-2025-66580

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.

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