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Security audit

Peekmd

Security checks across malware telemetry and agentic risk

Overview

This is a simple markdown-to-web-page sharing skill with expected external upload behavior, but users should avoid sending sensitive content.

Install only if you intend to upload markdown to peekmd.dev for sharing. Do not send secrets, credentials, private customer data, regulated data, or internal-only reports; use short TTLs for temporary sharing, confirm any paid or crypto action first, and verify the slug before burning a page.

SkillSpector

By NVIDIA
Vulnerability Patterns
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • 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 (2)

Missing User Warnings

Medium
Confidence
93% confidence
Finding
The skill encourages users to send markdown to a third-party service and emphasizes that the resulting page is 'shareable by URL', but it does not clearly warn that submitted content leaves the local environment, is hosted externally, and may be accessible to anyone with the link until expiry or deletion. In an agent context, this can lead to accidental disclosure of sensitive prompts, reports, credentials, or internal data because the convenience framing downplays the data-exposure risk.

External Transmission

Medium
Category
Data Exfiltration
Content
## Quick Start (Free Tier)

```bash
curl -X POST https://peekmd.dev/api/create \
  -H "Content-Type: application/json" \
  -d '{"markdown": "# Hello World\n\nThis is a **peekmd** page."}'
```
Confidence
89% confidence
Finding
curl -X POST https://peekmd.dev/api/create \ -H "Content-Type: application/json" \ -d

VirusTotal

66/66 vendors flagged this skill as clean.

View on VirusTotal

Static analysis

No suspicious patterns detected.