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Security audit

humanize-mba-text-skill

Security checks for vulnerabilities and agentic risk

Overview

This skill is locally scoped, but it is explicitly designed to help MBA thesis text reduce AI/plagiarism detection signals and includes a risky auto-fix overwrite edge case.

Review carefully before installing. Use it only for transparent editing, formatting, and citation-quality checks on work you are allowed to revise; do not use it to misrepresent AI-generated or copied academic work as original. If installed, avoid the optional unpinned pip install unless you create an isolated environment, and avoid --apply on non-.txt files unless the overwrite bug is fixed or backups are in place.

Vulnerability Patterns
  • Insecure DependenciesIntroduces malicious components through unsafe dependency sources
  • Insecure Skill Coding PracticesFinds exploitable flaws such as hardcoded secrets or command injection
  • 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
Findings (2)

T08 · Insecure Dependencies

Warning
Location
README_EN.md:110
Finding

Unpinned and Unnecessary Third-Party Dependencies Increase Supply-Chain Exposure

Content
View full analysis
Remediation
View remediation

T09 · Insecure Skill Coding Practices

Warning
Location
scripts/feedback_generator.py:748
Finding

Auto-Fix Operation Can Silently Overwrite Non-TXT Source Documents

Content
View full analysis
Remediation
View remediation
Vulnerability Patterns
  • Excessive AgencyUnrestricted Tool Access, Autonomous Decision Making, Scope Creep
  • Trigger AbuseOverly Broad Trigger, Shadow Command Trigger, Keyword Baiting Trigger
  • MCP Tool PoisoningHidden Instructions, Unicode Deception, Parameter Description Injection
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
Findings (109)

Ssd 1

High
Category
Not specified by scanner
Confidence
99% confidence
Finding

The skill is explicitly described as detecting and removing AI-writing traces so thesis text appears more human. In academic contexts, this is directly useful for evading AI-authorship detection and undermining integrity controls, making the skill more dangerous than a generic proofreading tool.

Content

No source excerpt is available for this finding.

Ssd 1

High
Category
Not specified by scanner
Confidence
99% confidence
Finding

The documented trigger phrases instruct the agent to remove AI writing traces from supplied text, operationalizing evasion as a first-class user workflow. This lowers friction for misuse and makes the harmful behavior easy to invoke during normal interaction.

Content

No source excerpt is available for this finding.

Ssd 1

High
Category
Not specified by scanner
Confidence
98% confidence
Finding

The high-risk strategy explicitly recommends deep rewrites and removal of all AI-feature vocabulary to reduce detection risk. That is not incidental editing guidance; it is a procedural playbook for defeating AI-detection mechanisms in academic submissions.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
96% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
97% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The manifest frames the skill as performing rewriting or polishing, while the described workflow mainly detects AI traces, scores risk, and produces a structured modification plan instead of directly applying humanizing edits. The gap matters because users may unknowingly submit sensitive academic text to a profiling pipeline designed to support concealment-oriented editing rather than straightforward assistance.

Content

No source excerpt is available for this finding.

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 130)May include surrounding context.

md
https://github.com/cangtianhuang/humanizer-academic-zh)(其 `SYSTEM_PROMPT.md` 与 `SKILL.md`)。两份 Skill 的关系:

Description-Behavior Mismatch

High
Category
Not specified by scanner
Confidence
99% confidence
Finding

The file is explicitly framed as a strategy to lower duplicate-check and plagiarism-detection rates, with detailed tactics such as synonym replacement targets, structural rewrites, and quote transformation while preserving meaning. In the context of an MBA-writing humanization skill, this meaningfully expands the skill from style editing into academic-integrity evasion, enabling users to disguise copied or minimally transformed source material.

Content

No source excerpt is available for this finding.

Missing User Warnings

High
Category
Not specified by scanner
Confidence
97% confidence
Finding

The document provides extensive misuse-enabling guidance but lacks a strong warning that using rewriting to reduce plagiarism risk or duplicate-check scores can constitute academic misconduct. In this context, the absence of safeguards makes the content more dangerous because the surrounding skill already targets disguising machine-generated or derivative text, increasing the likelihood of deceptive educational use.

Content

No source excerpt is available for this finding.

Context-Inappropriate Capability

High
Category
Not specified by scanner
Confidence
98% confidence
Finding

The guidance goes beyond making text sound more natural and instead teaches operational methods for reducing plagiarism-detection rates, including indirect-quote conversion, multi-source merging, and checklist-driven similarity reduction. Because the stated skill purpose is to remove AI-writing traces, these instructions are not necessary for benign use and create a concrete misuse path for academic misconduct.

Content

No source excerpt is available for this finding.

Description-Behavior Mismatch

High
Category
Not specified by scanner
Confidence
98% confidence
Finding

The file implements a report generator for AI-likeness detection based on sentence-length CV, which materially differs from the declared skill purpose of rewriting text to reduce AI traces. This capability can be used to evaluate and optimize evasion of AI-detection heuristics, creating an undeclared dual-use function that increases misuse risk and violates the principle of least functionality.

Content

No source excerpt is available for this finding.

Description-Behavior Mismatch

High
Category
Not specified by scanner
Confidence
98% confidence
Finding

The file implements AI-trace detection and reporting, while the skill manifest says the skill should humanize/rewrite text to remove AI-writing traces. This capability mismatch is dangerous because an agent may invoke the skill expecting transformation of user content, but instead expose, score, and structure the text for analysis, leading to unintended behavior, privacy leakage in generated reports, and bypass of policy/UX expectations.

Content

No source excerpt is available for this finding.

Description-Behavior Mismatch

High
Category
Not specified by scanner
Confidence
99% confidence
Finding

The file's implementation is a detector and rewrite-planning engine for reducing AI-detection signals, not a neutral text-humanization utility. It computes AI-likeness features and then generates targeted modification plans, thresholds, and suggestions explicitly aimed at lowering detection rates, which can enable academic integrity evasion and misuse in deceptive content laundering.

Content

No source excerpt is available for this finding.