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web-pentest

Authorized web pentest: recon, proof-based exploits, report.

57

Quality

68%

Does it follow best practices?

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SecuritybySnyk

Critical

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tessl review fix ./optional-skills/security/web-pentest/SKILL.md
SKILL.md
Quality
Evals
Security
Critical

E006: Malicious code pattern detected in skill scripts.

What this means

Detected high-risk code patterns in the skill content — including its prompts, tool definitions, and resources — such as data exfiltration, backdoors, remote code execution, credential theft, system compromise, supply chain attacks, and obfuscation techniques.

Why it was flagged

The repository explicitly documents active offensive techniques (XSS/SSRF payloads that exfiltrate cookies/tokens, deserialization/command-injection RCE patterns, and obfuscation/bypass recipes) which — while framed for authorized pentesting — contain high-risk, dual-use instructions that can be abused for credential theft, data exfiltration, and remote code execution.

Report incorrect finding
Low

W011: Third-party content exposure detected (indirect prompt injection risk).

What this means

The skill exposes the agent to untrusted, user-generated content from public third-party sources, creating a risk of indirect prompt injection. This includes browsing arbitrary URLs, reading social media posts or forum comments, and analyzing content from unknown websites.

Why it was flagged

In Phase 2 Recon, the runtime fetches arbitrary free text from the operator-specified target via `curl`/browser crawling (e.g., `curl -sIk $TARGET_URL` and navigation of HTML/robots/sitemap), so outsider-authored content can be ingested without the agent selecting a specific item first.

Repository
NousResearch/hermes-agent
Audited
Security analysis
Snyk

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