An issue in geelen mcp-remote 0.1.16 through 0.1.38 allows a remote attacker to execute arbitrary code via the open() functions

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00532.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
n/a n/a affected
Version Status Constraints
n/a affected —

No data.

No data.

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Vendors Products
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Mcp-remote Subscribe

Project Subscriptions

Vendors Products
Geelen Subscribe
Mcp-remote Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/geelen/mcp-remote cve-icon cve-icon
https://github.com/geelen/mcp-remote/security/advisories cve-icon cve-icon
https://github.com/playb0t/mcp-remote-oauth-security/blob/v1.0.1/advisories/F-08-browser-url-validation.md cve-icon cve-icon
History

Sun, 27 Sep 2026 12:15:00 +0000

Type Values Removed Values Added
First Time appeared Geelen
Geelen mcp-remote
Vendors & Products Geelen
Geelen mcp-remote

Sat, 26 Sep 2026 07:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Sat, 26 Sep 2026 03:30:00 +0000

Type Values Removed Values Added
Title Arbitrary Code Execution via open() Function in Geelen MCP-Remote

Fri, 25 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-20
CWE-918
CWE-94
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

Thu, 24 Sep 2026 14:45:00 +0000

Type Values Removed Values Added
Description An issue in geelen mcp-remote 0.1.16 through 0.1.38 allows a remote attacker to execute arbitrary code via the open() functions
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-09-25T16:30:52.599Z

Reserved: 2026-06-08T00:00:00.000Z

Link: CVE-2026-51997

cve-icon Vulnrichment

Updated: 2026-09-25T16:29:15.359Z

cve-icon NVD

Status : Deferred

Published: 2026-09-24T15:17:23.397

Modified: 2026-09-25T17:17:09.083

Link: CVE-2026-51997

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-27T11:44:50Z

Weaknesses