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.
References9
- github.com/MissionSquad/mcp-api/
- github.com/MissionSquad/mcp-api/commit/a40f54d4533ba6618e174938…
- github.com/MissionSquad/mcp-api/issues/41
- github.com/MissionSquad/mcp-api/pull/44
- github.com/MissionSquad/mcp-api/releases/tag/v1.11.9
- vuldb.com/cve/CVE-2026-19041
- vuldb.com/submit/863830
- vuldb.com/vuln/386460
- vuldb.com/vuln/386460/cti
Metrics
- CVSS 3.1
-
6.3
MEDIUM
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L - CVSS 4.0
-
2.1
LOW
Score source: CNA
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/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 - EPSS — exploit probability
- 2% percentile: 82 · as of 12 November 2026
- CWE
- CWE-74CWE-77
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.