CVE-2026-19041

MissionSquad mcp-api NPM Package Version packages.ts this.packageService.installPackage command injection

State: Published
Severity: 5.3 Medium
Published: Aug 6, 2026
Updated: Aug 6, 2026
Reserved: Aug 6, 2026

Description

A vulnerability has been found in MissionSquad mcp-api up to 1.11.8. The impacted element is the function this.packageService.installPackage of the file src/controllers/packages.ts of the component NPM Package Version Handler. The manipulation leads to command injection. It is possible to initiate the attack remotely. Upgrading to version 1.11.9 is sufficient to resolve this issue. The identifier of the patch is a40f54d4533ba6618e1749383a245900eeb024c1. The affected component should be upgraded.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	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/E:P	VulDB
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	VulDB
3.0	6.3 Medium	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C	VulDB
2.0	6.5 Medium	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C	VulDB

Weaknesses

CWE-77 Command Injection
CWE-74 Injection

Affected Products

Product	Versions
mcp-apiMissionSquad	1.11.0Affected 1.11.1Affected 1.11.2Affected 1.11.3Affected 1.11.4Affected 1.11.5Affected 1.11.6Affected 1.11.7Affected 1.11.8Affected 1.11.9Not affected

References

VDB-386460 | MissionSquad mcp-api NPM Package Version packages.ts this.packageService.installPackage command injectionvdb-entrytechnical-description
VDB-386460 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
CVE-2026-19041 | CVE Analysis and Reportthird-party-advisory
Submit #863830 | MissionSquad mcp-api unknown Command Injectionthird-party-advisory
https://github.com/MissionSquad/mcp-api/issues/41issue-tracking
https://github.com/MissionSquad/mcp-api/pull/44issue-trackingpatch
https://github.com/MissionSquad/mcp-api/commit/a40f54d4533ba6618e1749383a245900eeb024c1patch
https://github.com/MissionSquad/mcp-api/releases/tag/v1.11.9patch
https://github.com/MissionSquad/mcp-api/product

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