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Security audit

Us Stock Analysis Litiao

Security checks for vulnerabilities and agentic risk

Overview

This is a disclosed US stock analysis skill that gathers current market data and produces reports, with financial-advice caveats users should keep in mind.

Before installing, treat its stock ratings, target prices, position sizing, and entry or exit suggestions as informational analysis only, not personalized financial advice. Verify source dates and consult a qualified financial professional before acting on recommendations.

A.I.G

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

SkillSpector

Vulnerability Patterns
  • System Prompt LeakageDirect Leakage, Indirect Extraction, Tool-Based Exfiltration
  • 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
Findings (2)

Direct Prompt Extraction

High
Category
System Prompt Leakage
Confidence
85% confidence
Finding

Skill contains instructions that could directly expose system prompts, internal rules, or hidden instructions to users or external parties.

Content

Scanner excerpt · SKILL.md (reported line 255)May include surrounding context.

md
**Output Format:** Follow "Comparison Report Structure" in references/report-template.md

## Output Guidelines

**General Principles:**
- Use tables for financial data and comparisons (easy to scan)

Missing User Warnings

Medium
Category
Not specified by scanner
Confidence
98% confidence
Finding

The skill explicitly instructs the agent to generate investment recommendations such as Buy/Hold/Sell ratings, target prices, and entry strategies, but it does not require a user-facing disclaimer that the output is informational and not financial advice. In a financial-analysis context, this omission can cause users to over-rely on model-generated recommendations and increases legal, compliance, and user-harm risk if the analysis is inaccurate or stale.

Content

No source excerpt is available for this finding.