OPSG MCP Server

Item: OPSG MCP Server
Rating: 72
Author: M8ven

Enables AI agents to manage transactions, initiate payments, and integrate with the OPSG/iPay88 payment gateway using local merchant credentials.

→ fredericktvf/opsg-mcp-server · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 2 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

🔐

You'll be asked for 1 credential: OPSG_MERCHANT_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// known CVEs in dependencies2 high

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

high@modelcontextprotocol/sdk@1.6.1GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.6.1GHSA-w48q-cv73-mx4w

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

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// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configOPSG_ENABLE_REFUNDS— false Set true to expose opsg_refund

configOPSG_ENVIRONMENT— production production (payment.ipay88.com.my) or node1 (node1.ipay88.com.my) — both LIVE

configOPSG_MERCHANT_CODE— ✓ – Your merchant code

🔐 secretOPSG_MERCHANT_KEY— ✓ – Your merchant key (keep secret)

configOPSG_TIMEOUT— 60000 Gateway request timeout (ms)

configOPSG_TOOLS— all Comma-separated tool whitelist (least privilege)

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 3 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/fredericktvf-opsg-mcp-server-o1p86n)](https://m8ven.ai/mcp/fredericktvf-opsg-mcp-server-o1p86n)

commit: a99531d8395b3508e18538bb7e37db344dca0e5f

code hash: ab50a044ef63b738afdbab5154d79390c49f953c0a529fc75df34cbeff1ef2ab

verified: 7/13/2026, 9:48:24 AM

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