VDB-355411 · CVE-2026-5621 · Submit #355411

ChrisChinchilla Vale-MCP up to 0.1.0 HTTP Interface src/index.ts config_path os command injection

Summaryinfo

A vulnerability was found in ChrisChinchilla Vale-MCP up to 0.1.0. It has been rated as critical. Affected by this issue is some unknown functionality of the file src/index.ts of the component HTTP Interface. This manipulation of the argument config_path causes os command injection. This vulnerability is handled as CVE-2026-5621. It is possible to launch the attack on the local host. Additionally, an exploit exists. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability classified as critical was found in ChrisChinchilla Vale-MCP up to 0.1.0. Affected by this vulnerability is an unknown function of the file src/index.ts of the component HTTP Interface. The manipulation of the argument config_path with an unknown input leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-5621. The exploitation appears to be easy. Attacking locally is a requirement. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-19170). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Artificial Intelligence Software

Vendor

ChrisChinchilla

Name

Vale-MCP

Version

0.1.0

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/05/2026 Advisory disclosed
04/05/2026 +0 days VulDB entry created
04/06/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2026-5621 (🔒)
GCVE (CVE): GCVE-0-2026-5621
GCVE (VulDB): GCVE-100-355411
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/05/2026 18:06
Updated: 04/06/2026 11:02
Changes: 04/05/2026 18:06 (57), 04/06/2026 11:02 (2)
Complete: 🔍
Submitter: BruceJin
Cache ID: 216::103

Submitinfo

Accepted

Submit #785591: ChrisChinchilla Vale-MCP 0.1.0 Command Injection (by BruceJin)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.