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Vulnerabilities

Security incident · CVE-2025-66580

Dive is an open-source MCP Host Desktop Application that enables integration with function-calling LLMs.

Published Dec 19, 2025 · catalog updated Dec 19, 2025 · OpenAgentPlatform Dive

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-66580. EPSS is 0.57%. Act only if a listed version of OpenAgentPlatform Dive is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.57%
Remediation
Version ranges on file
Affected products
vendor OpenAgentPlatform Dive < 0.11.1

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 . 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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor OpenAgentPlatform Dive < 0.11.1< 0.11.1

How to fix CVE-2025-66580

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-66580. EPSS is 0.57%. Act only if a listed version of OpenAgentPlatform Dive is installed.

Which versions are affected?

Compare what you have installed with OpenAgentPlatform Dive < 0.11.1 < 0.11.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.57%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 19, 2025 · EUVD

    Detected

    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 . An attacker can exploit this to inject a malicious Model Context Protocol (MCP) server con

  2. Dec 19, 2025 · EUVD

    Updated

    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 . An attacker can exploit this to inject a malicious Model Context Protocol (MCP) server con

Sources

  • CVE.orgVulnerability recordCVE-2025-66580

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-66580

    30-day exploitation probability 0.57%

    first.org
  • EUVDVulnerability recordEUVD-2025-204564

    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

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 2, 2026
  • CVE.orgNov 2, 2026
  • EUVDNov 1, 2026