Description
A flaw has been found in MissionSquad mcp-api up to 1.11.9. The affected element is an unknown function of the file src/services/dcrClients.ts. Executing a manipulation can lead to server-side request forgery. The attack may be performed from remote. Upgrading to version 1.11.10 is sufficient to fix this issue. This patch is called f068ab4ad6f0907ac7001b995588c2673f11a755. You should upgrade the affected component.
References10
- github.com/MissionSquad/mcp-api/
- github.com/MissionSquad/mcp-api/commit/f068ab4ad6f0907ac7001b99…
- github.com/MissionSquad/mcp-api/issues/42
- github.com/MissionSquad/mcp-api/pull/45
- github.com/MissionSquad/mcp-api/releases/tag/v1.11.10
- vuldb.com/cve/CVE-2026-19040
- vuldb.com/submit/863829
- vuldb.com/vuln/386459
- vuldb.com/vuln/386459/cti
- github.com/MissionSquad/mcp-api/issues/42
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
- 0% percentile: 23 · as of 12 November 2026
- CWE
- CWE-918
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.