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Security audit

nansen-polymarket-deep-dive

Security checks for vulnerabilities and agentic risk

Overview

This skill is a disclosed Nansen CLI workflow for researching a specific Polymarket market, with clear authentication and payment cautions.

Before installing, understand that Nansen API keys or browser sessions can authorize account-level API access, and some research calls may spend funds under your existing wallet authorization and spending limits. Use it only with a Nansen account, wallet, and market ID you intend to analyze.

Vulnerability Patterns
  • Skill Instruction HijackingAlters the agent's session goals or safety constraints when the skill loads
  • Agent Memory PoisoningWrites attacker-controlled rules into memory that affect later sessions
  • Remote Payload Retrieval and ExecutionFetches external code whose behavior can change after review
  • Embedded Malicious CodeShips malicious scripts inside the skill and executes them locally
  • Unauthorized Access and Privilege EscalationObtains permissions beyond the task's legitimate needs
Vulnerability Patterns
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
  • Privilege EscalationExcessive Permissions, Sudo/Root Execution, Credential Access
  • Supply ChainUnpinned Dependencies, External Script Fetching, Obfuscated Code
  • Excessive AgencyUnrestricted Tool Access, Autonomous Decision Making, Scope Creep

Static analysis

No suspicious patterns detected.