CVE-2026-5621

| EUVD-2026-19170 MEDIUM
2026-04-06 VulDB GHSA-2j8h-v2cv-qh49
4.8
CVSS 4.0
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CVSS Vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
X

Lifecycle Timeline

4
PoC Detected
Apr 07, 2026 - 13:20 vuln.today
Public exploit code
Analysis Generated
Apr 06, 2026 - 04:45 vuln.today
EUVD ID Assigned
Apr 06, 2026 - 04:45 euvd
EUVD-2026-19170
CVE Published
Apr 06, 2026 - 04:15 nvd
MEDIUM 4.8

Description

A vulnerability was found in ChrisChinchilla Vale-MCP up to 0.1.0. Affected by this vulnerability is an unknown functionality of the file src/index.ts of the component HTTP Interface. The manipulation of the argument config_path results in os command injection. Attacking locally is a requirement. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Analysis

Local command injection in ChrisChinchilla Vale-MCP up to version 0.1.0 allows authenticated local attackers to execute arbitrary OS commands via manipulation of the config_path argument in the HTTP Interface component (src/index.ts). The vulnerability requires local access and valid user privileges, with publicly available exploit code disclosed after vendor non-response, representing a moderate-risk issue in environments where the MCP tool is deployed with local user access.

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Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: +0.3
CVSS: +24
POC: +20

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CVE-2026-5621 vulnerability details – vuln.today

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