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Security audit

快手洞察与竞品分析助手(KuaiShou Data Miner)

Security checks for vulnerabilities and agentic risk

Overview

ClawScan rates this skill benign with medium confidence: the reported Kuaishou data features appear purpose-aligned, but some code was only partially analyzed and scanners noted scope and privacy-transparency questions.

The verdict is benign, but the evidence is incomplete. Before installing, consider whether you are comfortable sending search terms and links to the third-party service, and avoid using confidential queries or sensitive links.

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
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
  • Output HandlingUnvalidated Output Injection, Cross-Context Output, Unbounded Output
  • Trigger AbuseOverly Broad Trigger, Shadow Command Trigger, Keyword Baiting Trigger
  • MCP Least PrivilegeUnderdeclared Capability, Wildcard Permission, Missing Permission Declaration
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
Findings (18)

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 71)May include surrounding context.

md
- "帮我搜快手里「具身智能」的高赞视频 → node scripts/kuaishou/search-cli.js --keyword \"具身智能\" --sort 2 --limit 20"

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 72)May include surrounding context.

md
- "最近一周最新的快手 AI 教程,要 20 条 → node scripts/kuaishou/search-cli.js --keyword \"AI 教程\" --sort 1 --time 7 --limit 20"

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 84)May include surrounding context.

md
| 找选题、看高赞 | `search-cli.js` | 视频数组。点赞、播放、评论是数字 |

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 121)May include surrounding context.

md
3. 有关键词,且没有上面两类信号 → `search-cli.js`

Incomplete referenced artifact analysis

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
ut 为空,这是正常现象。短参数大小写都可以。含空格的关键词用双引号包成一个参数。关键词以 `-` 开头时写成 `--keyword=-AI`,或 `node scripts/kuaishou/search-cli.js -- -AI`。完整字段见 `assets/*_cli_req.schema.json` 与 [r

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 73)May include surrounding context.

md
- "这条快手视频评论区在说什么 → node scripts/kuaishou/comment-cli.js --url \"https://www.kuaishou.com/short-video/3xabc\" --limit 40"

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 85)May include surrounding context.

md
| 看评论区 | `comment-cli.js` | 评论数组 |

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 119)May include surrounding context.

md
1. 要评论、留言、舆情,且对象是一条视频 → `comment-cli.js`

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 128)May include surrounding context.

md
- `kuaishou.com/short-video/{id}`、`v.kuaishou.com/*`、裸的 `3x...` 只能给 `comment-cli.js`。搜索结果里用视频 `id` 或 `url`

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 144)May include surrounding context.

md
| 评论区 | `comment-cli.js`。没说条数用默认 10 |

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 74)May include surrounding context.

md
- "这个快手博主最近 20 条作品 → node scripts/kuaishou/post-cli.js --url \"https://www.kuaishou.com/profile/3xabc\" --sort 0 --limit 20"

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 75)May include surrounding context.

md
- "这个快手博主多少粉丝 → node scripts/kuaishou/post-cli.js --url 123456 --limit 0"

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 120)May include surrounding context.

md
2. 要作品、主页、账号、博主、粉丝 → `post-cli.js`

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 126)May include surrounding context.

md
- `kuaishou.com/profile/{id}` 只能给 `post-cli.js`

Incomplete referenced artifact analysis

High
Category
analysis-evasion
Confidence
100% confidence
Finding

Referenced artifact was not completely inspected

Content

Scanner excerpt · SKILL.md (reported line 127)May include surrounding context.

md
- 纯数字 `user_id` 只能给 `post-cli.js`。搜索结果里用 `user.user_id`,或直接用 `user.url`

Skill declares no tool scope ('permissions' or 'allowed-tools') but code capabilities were detected: env.

Medium
Category
MCP Least Privilege
Confidence
70% confidence
Finding

Without declared permissions the skill's intent is opaque and cannot be validated.

Content

No source excerpt is available for this finding.

The quick-start instructions omit disclosure that user-supplied keywords and links are transmitted to a third-party service.

Medium
Category
Output Handling
Confidence
87% confidence
Finding

The quick start requires a third-party token but does not explicitly tell users that their search keywords and supplied links are sent to that provider. Although the retrieved social-media data is public, query terms and selected accounts can reveal confidential research or monitoring interests, making this a limited privacy-transparency weakness rather than evidence of malicious exfiltration.

Content

No source excerpt is available for this finding.

Timestamp formatting is fixed to Beijing time without a user locale choice or stated justification.

Low
Category
Output Handling
Confidence
84% confidence
Finding

The comment at L02 explicitly requires Beijing time and a fixed date format, and the function implements that requirement unconditionally. Although the constraint is documented, this source provides neither a user opt-in nor a justification for overriding the user's timezone or locale.

Content

No source excerpt is available for this finding.