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Security audit

guaikei-xhs-blogger-list

Security checks for vulnerabilities and agentic risk

Overview

The skill appears to perform the advertised Xiaohongshu data collection, but it handles API tokens and saved results in ways users should review before installing.

Install only if you are comfortable sending Xiaohongshu keywords, URLs, and your Guaikei API token to the Guaikei service. Treat generated logs as sensitive: review or delete the logs/ directory after use, avoid committing it, and avoid passing URLs containing reusable tokens unless necessary.

Vulnerability Patterns
  • 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
  • Embedded Malicious CodeShips malicious scripts inside the skill and executes them locally
Findings (2)

T09 · Insecure Skill Coding Practices

Warning
Location
src/utils/request.js:69
Finding

API Credentials and Access-Bearing URLs Are Transmitted in Query Strings

Content
View full analysis
Remediation
View remediation

T09 · Insecure Skill Coding Practices

Warning
Location
src/utils/log.js:5
Finding

Retrieved Data and Token-Bearing Request URLs Are Automatically Persisted in Plaintext

Content
View full analysis
|]/g, "_") .replace(/\.\.+/g, "_") .replace(/^\.+|\.+$/g, ""); if (safeFilename.length > 200) { safeFilename = safeFilename.substring(0, 200); } if (safeFilename === "") { safeFilename = `log_${Date.now()}`; } const outputFilename = path.join( path.dirname(__filename), "..", "..", "logs", safeFilename, ); try { await fs.promises.mkdir(path.dirname(outputFilename), { recursive: ...[truncated 3156 chars]
Remediation
View remediation
Vulnerability Patterns
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
  • MCP Tool PoisoningHidden Instructions, Unicode Deception, Parameter Description Injection
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • Privilege EscalationExcessive Permissions, Sudo/Root Execution, Credential Access
  • Supply ChainUnpinned Dependencies, External Script Fetching, Obfuscated Code
Findings (75)

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
97% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
98% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
99% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

Content

No source excerpt is available for this finding.

Tp4

High
Category
MCP Tool Poisoning
Confidence
89% confidence
Finding

The skill is described as 'latest-sorted recent note retrieval,' but the documented search interface allows multiple sort modes, broader time windows, and possible local result logging. While not inherently malicious, this means the actual data collection and retention scope is broader than the user-facing summary suggests.

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 38)May include surrounding context.

md
- "分析这条小红书笔记评论区的主要观点: node src/xiaohongshu/detail-cli.js --url 'https://www.xiaohongshu.com/explore/xxx?xsec_token=yyy' --limit 100"

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 54)May include surrounding context.

md
- "分析这条小红书笔记评论区的主要观点: node src/xiaohongshu/detail-cli.js --url 'https://www.xiaohongshu.com/explore/xxx?xsec_token=yyy' --limit 100"

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 58)May include surrounding context.

md
- "分析这条小红书笔记评论区的主要观点: node src/xiaohongshu/detail-cli.js --url 'https://www.xiaohongshu.com/explore/xxx?xsec_token=yyy' --limit 100"

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 76)May include surrounding context.

md
- "分析这条小红书笔记评论区的主要观点: node src/xiaohongshu/detail-cli.js --url 'https://www.xiaohongshu.com/explore/xxx?xsec_token=yyy' --limit 100"

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 149)May include surrounding context.

md
- "分析这条小红书笔记评论区的主要观点: node src/xiaohongshu/detail-cli.js --url 'https://www.xiaohongshu.com/explore/xxx?xsec_token=yyy' --limit 100"

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 39)May include surrounding context.

md
- "看这个小红书博主最近 20 条作品都在发什么: node src/xiaohongshu/post-cli.js --url 'https://www.xiaohongshu.com/user/profile/xxx?xsec_token=yyy' --limit 20"

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 55)May include surrounding context.

md
- "看这个小红书博主最近 20 条作品都在发什么: node src/xiaohongshu/post-cli.js --url 'https://www.xiaohongshu.com/user/profile/xxx?xsec_token=yyy' --limit 20"

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 76)May include surrounding context.

md
- "看这个小红书博主最近 20 条作品都在发什么: node src/xiaohongshu/post-cli.js --url 'https://www.xiaohongshu.com/user/profile/xxx?xsec_token=yyy' --limit 20"

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 152)May include surrounding context.

md
- "看这个小红书博主最近 20 条作品都在发什么: node src/xiaohongshu/post-cli.js --url 'https://www.xiaohongshu.com/user/profile/xxx?xsec_token=yyy' --limit 20"

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 40)May include surrounding context.

md
- "只拉这条笔记的评论数据做观点归纳: node src/xiaohongshu/comment-cli.js --url 'https://www.xiaohongshu.com/explore/xxx?xsec_token=yyy' --limit 100"

Ae1

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 56)May include surrounding context.

md
- "只拉这条笔记的评论数据做观点归纳: node src/xiaohongshu/comment-cli.js --url 'https://www.xiaohongshu.com/explore/xxx?xsec_token=yyy' --limit 100"

Static analysis

Detected: suspicious.exposed_secret_literal

File appears to expose a hardcoded API secret or token.

Critical
Code
suspicious.exposed_secret_literal
Location
SKILL.md:16