Server-Side Request Forgery in horizon921 MCP API Call Endpoint
CVE-2026-10280

6.9MEDIUM

Key Information:

Vendor

Horizon921

Status
Mcpilot
Vendor
CVE Published:
1 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-10280?

A security flaw has been identified in the horizon921 mcpilot version 0.1.0. This vulnerability resides within an unknown function of the MCP API Call Endpoint's 'route.ts' file, where improper handling of the 'serverBaseUrl' argument can lead to server-side request forgery (SSRF). The vulnerability is exploitable remotely, allowing attackers to manipulate requests that the server might make to internal or external systems. Although the issue was reported to the project maintainers for awareness, there has been no public response or patch provided thus far.

Affected Version(s)

mcpilot 0.1.0

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-10280 - Proof of Concept

References

https://vuldb.com/vuln/367573
vdb-entrytechnical-description
https://vuldb.com/vuln/367573/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-10280
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

ccccccctfi (VulDB User)
VulDB CNA Team
.