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An issue in geelen mcp-remote 0.1.16 through 0.1.38 allows a remote attacker to execute arbitrary code via the src/lib/utils.ts and the… (CVE-2026-51996)

0
Critical
Published: 09/24/2026 (09/24/2026, 15:31:34 UTC)
Source: GCVE Database

Description

An issue in geelen mcp-remote 0.1.16 through 0.1.38 allows a remote attacker to execute arbitrary code via the src/lib/utils.ts and the getServerUrlHash function

CVSS v3.1

Score 9.8critical

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected software

Affected versions
>=0.1.16 <=0.1.38

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/29/2026, 04:43:44 UTC

Technical Analysis

CVE-2026-51996 affects geelen mcp-remote versions 0.1.16 through 0.1.38. It involves a remote code execution vulnerability caused by insecure handling in the src/lib/utils.ts file and specifically the getServerUrlHash function. This flaw allows an unauthenticated attacker to execute arbitrary code remotely. The CVSS 3.1 base score is 9.8, reflecting the high impact on confidentiality, integrity, and availability with no required privileges or user interaction.

Potential Impact

Successful exploitation of this vulnerability allows a remote attacker to execute arbitrary code on the affected system, potentially leading to full system compromise, data theft, or service disruption. The vulnerability has a critical severity rating with a CVSS score of 9.8, indicating a severe risk to affected deployments.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Until a patch is available, restrict network access to the affected service and monitor for suspicious activity related to the vulnerable function.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-mvq8-g2rm-4rhm
Osv Schema Version
1.4.0
Aliases
["CVE-2026-51996"]
Database Specific Severity
CRITICAL
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6abb417cf7a7c54106cc2e45

Added to database: 09/29/2026, 04:41:32 UTC

Last enriched: 09/29/2026, 04:43:44 UTC

Last updated: 09/29/2026, 18:13:09 UTC

Views: 4

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