Flux159 mcp-server-kubernetes up to 2.4.x child_process command injection

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Flux159 mcp-server-kubernetes up to 2.4.x. It has been rated as critical. Affected by this vulnerability is the function child_process. The manipulation leads to command injection. This vulnerability is listed as CVE-2025-53355. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Flux159 mcp-server-kubernetes up to 2.4.x. This issue affects the function child_process. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

MCP Server Kubernetes is an MCP Server that can connect to a Kubernetes cluster and manage it. A command injection vulnerability exists in the mcp-server-kubernetes MCP Server. The vulnerability is caused by the unsanitized use of input parameters within a call to child_process.execSync, enabling an attacker to inject arbitrary system commands. Successful exploitation can lead to remote code execution under the server process's privileges. This vulnerability is fixed in 2.5.0.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2025-53355 since 06/27/2025. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

Upgrading to version 2.5.0 eliminates this vulnerability. Applying the patch ab165f5a0eea917fef5dbae954506fff6f4bf514 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (GitHub_M): 🔒

CVSSv2info

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

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: mcp-server-kubernetes 2.5.0
Patch: ab165f5a0eea917fef5dbae954506fff6f4bf514

Timelineinfo

06/27/2025 CVE reserved
07/09/2025 +12 days Advisory disclosed
07/09/2025 +0 days VulDB entry created
07/09/2025 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-gjv4-ghm7-q58q
Status: Confirmed

CVE: CVE-2025-53355 (🔒)
GCVE (CVE): GCVE-0-2025-53355
GCVE (VulDB): GCVE-100-315623

Entryinfo

Created: 07/09/2025 05:30
Changes: 07/09/2025 05:30 (68)
Complete: 🔍
Cache ID: 216::103

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