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Security audit

AI生成电商营销素材 | 千川投流素材 | 直通车图 | 节日活动图 | LinkPix

Security checks for vulnerabilities and agentic risk

Overview

This skill is a disclosed qhkit/LinkPix workflow for generating marketing images and videos, with expected but noticeable package-install, token, upload, and credit-use requirements.

Install this only if you intend to use LinkPix/qhkit for ecommerce media generation. Expect it to install or update a Node CLI, ask for a qhkit API token, upload referenced product images or media URLs to the provider, and spend service credits after estimates. Review the npm package source/trust and prefer explicit confirmation before persistent PATH changes or global upgrades.

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
  • Rogue AgentSelf-Modification, Session Persistence
  • Trigger AbuseOverly Broad Trigger, Shadow Command Trigger, Keyword Baiting Trigger
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
  • Privilege EscalationExcessive Permissions, Sudo/Root Execution, Credential Access
Findings (5)

Vague Triggers

High
Category
Not specified by scanner
Confidence
96% confidence
Finding

The description says requests for broad categories like 营销素材、广告素材、推广素材、投放素材、活动素材 'must trigger' this skill. That creates overbroad invocation scope, increasing the chance the agent routes unrelated or sensitive requests into a tool that can install software, request tokens, and make external service calls.

Content

No source excerpt is available for this finding.

Vague Triggers

Medium
Category
Not specified by scanner
Confidence
88% confidence
Finding

The '何时触发' examples are broad and lack clear boundaries, especially for requests like preparing a 'set of promotional assets' or batch delivery across images and video. In context, this makes accidental invocation more likely, which is risky because the skill contains environment-bootstrapping and external package installation guidance.

Content

No source excerpt is available for this finding.

Rp1

Medium
Category
MCP Rug Pull
Confidence
90% confidence
Finding

The skill instructs using npx @iqinghu/qhkit <命令> without pinning a specific package version. That causes execution of whatever version is current at invocation time, expanding supply-chain risk and making behavior non-reproducible if a malicious or compromised release is published.

Content

No source excerpt is available for this finding.

Session Persistence

Medium
Category
Rogue Agent
Confidence
82% confidence
Finding

This duplicate finding points to the same user-directory installation and PATH modification behavior. In a skill that may auto-trigger, persistent environment changes are more dangerous because they outlive the current task and can affect subsequent sessions or tools.

Content

Scanner excerpt · SKILL.md (reported line 59)May include surrounding context.

Linux 二进制安装(装到用户目录,无需 root;先校验官方 SHA256 再解包):

cd /tmp && curl -fsSLO https://nodejs.org/dist/v22.22.3/node-v22.22.3-linux-x64.tar.xz cd /tmp && curl -fsSL https://nodejs.org/dist/v22.22.3/SHASUMS256.txt | grep ' node-v22.22.3-linux-x64.tar.xz$' | sha256sum -c - mkdir -p "$HOME/.local/lib" && tar -xJf /tmp/node-v22.22.3-linux-x64.tar.xz -C "$HOME/.local/lib" export PATH="$HOME/.local/lib/node-v22.22.3-linux-x64/bin:$PATH"

text

Session Persistence

Medium
Category
Rogue Agent
Confidence
82% confidence
Finding

This duplicate finding points to the same user-directory installation and PATH modification behavior. In a skill that may auto-trigger, persistent environment changes are more dangerous because they outlive the current task and can affect subsequent sessions or tools.

Content

Scanner excerpt · SKILL.md (reported line 59)May include surrounding context.

Linux 二进制安装(装到用户目录,无需 root;先校验官方 SHA256 再解包):

cd /tmp && curl -fsSLO https://nodejs.org/dist/v22.22.3/node-v22.22.3-linux-x64.tar.xz cd /tmp && curl -fsSL https://nodejs.org/dist/v22.22.3/SHASUMS256.txt | grep ' node-v22.22.3-linux-x64.tar.xz$' | sha256sum -c - mkdir -p "$HOME/.local/lib" && tar -xJf /tmp/node-v22.22.3-linux-x64.tar.xz -C "$HOME/.local/lib" export PATH="$HOME/.local/lib/node-v22.22.3-linux-x64/bin:$PATH"

text

Static analysis

No suspicious patterns detected.