Is "@cuylabs/agent-core" on MCP Registry Safe to Install?

cyb3rward0g · mcp · v0.9.0

Embeddable AI agent infrastructure — execution, sessions, tools, skills, sub-agents, tracing

Risk Assessment

Analyzed
100
out of 100
CRITICAL

189 security findings detected across all analyzers

MCP server analyzed for tool poisoning, prompt injection, and data exfiltration

Severity Breakdown

0
Critical
185
High
1
Medium
0
Low
0
Info

Finding Categories

184
Malware Signatures
1
Secrets
1
Network

YARA Rules Matched

13 rules(184 hits)
postinstall system command postinstall environment access postinstall file download postinstall registry modification postinstall crypto operations postinstall file manipulation UsingShellInterpreterWhenExecutingOSCommands credential env files postinstall network communication postinstall obfuscation postinstall persistence mechanism LocalStorageShouldNotBeUsed NoUseWeakRandom

MCP Server Analysis

MCP servers expose tools and resources to AI assistants. Unlike browser extensions, they run as standalone processes with direct system access. Tool definitions are analyzed for prompt injection, data exfiltration, and tool poisoning patterns.

About This Extension

Embeddable AI agent infrastructure — execution, sessions, tools, skills, sub-agents, tracing

Detailed Findings

189 total

YARA Rule Matches

13 rules

Security Analysis Summary

Security Analysis Overview

@cuylabs/agent-core is a mcp extension published by cyb3rward0g. Version 0.9.0 has been analyzed by the Risky Plugins security platform, receiving a risk score of 100/100 (CRITICAL risk) based on 189 security findings.

Risk Assessment

This extension presents critical security risk. Severe issues were detected, potentially including malware indicators, exposed secrets, or dangerous behaviors. Installation is strongly discouraged until these issues are addressed.

Findings Breakdown

  • High: 185 finding(s)
  • Medium: 1 finding(s)

What Was Analyzed

The security assessment covers multiple analysis categories:

  • Malware Detection: YARA rule matching against 2,400+ malware signatures
  • Secret Detection: Scanning for exposed API keys, tokens, and credentials
  • Static Analysis: Code-level security analysis for common vulnerability patterns
  • Network Analysis: Detection of suspicious network communications and endpoints
  • Obfuscation Detection: Identification of code obfuscation techniques

Developer Information

@cuylabs/agent-core is published by cyb3rward0g on the mcp marketplace.

Recommendation

This extension is not recommended for installation without thorough manual review. Consider alternatives with lower risk scores, or contact the developer to address the identified security concerns.

Frequently Asked Questions