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Security audit

Eternal Contract Analyzer

Security checks for vulnerabilities and agentic risk

Overview

This skill locally analyzes user-selected contracts and prints expected summaries and risk flags, with no evidence of hidden network access, persistence, or unrelated data handling.

Only run this on contracts you are comfortable displaying in your terminal or JSON logs, because the tool may show party names, payment terms, and other sensitive clauses. Treat its output as automated analysis, not legal advice.

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
Findings (1)

Missing User Warnings

Medium
Category
Not specified by scanner
Confidence
90% confidence
Finding

This code extracts full text from user-supplied contracts and then prints summaries, parties, key terms, and red flags directly to the console or JSON output. Contracts commonly contain confidential business terms and personal information, but the code provides no warning, confirmation, or disclosure that sensitive document data will be processed and displayed.

Content

No source excerpt is available for this finding.

Static analysis

No suspicious patterns detected.