CVE-2026-7730

medium

Description

A weakness has been identified in privsim mcp-test-runner 0.2.0. Impacted is the function child_process.spawn of the file src/index.ts of the component MCP Interface. Executing a manipulation of the argument command can lead to os command injection. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

References

https://vuldb.com/vuln/360905/cti

https://vuldb.com/vuln/360905

https://vuldb.com/submit/807541

https://github.com/privsim/mcp-test-runner/issues/24

https://github.com/privsim/mcp-test-runner/

https://github.com/BruceJqs/public_exp/issues/37

Details

Source: Mitre, NVD

Published: 2026-05-04

Updated: 2026-05-04

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 6.3

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Severity: Medium

CVSS v4

Base Score: 5.3

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00734