auditing-windows-named-pipe-and-rpc-exposure SKILL.md skillA

auditing-windows-named-pipe-and-rpc-exposure from unboundcompute/security-agent-skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add unboundcompute/security-agent-skills/auditing-windows-named-pipe-and-rpc-exposure@git:20260908.e3ae18a

Pins git:20260908.e3ae18a in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
unboundcompute/security-agent-skills
Path
skills/auditing-windows-named-pipe-and-rpc-exposure/SKILL.md
Versions recorded
1
Latest version
git:20260908.e3ae18a, committed Sep 8, 2026
Size
10,269 bytes
Repository stars
26
License
MIT

Audit local privilege escalation through Windows inter-process interfaces, where a privileged service exposes a named pipe, remote procedure call endpoint, or local COM server that a lower-privileged caller can reach and that performs a privileged action, impersonates the caller unsafely, or trusts caller-supplied input without authorization, letting a standard user drive privileged behavior. Use when a service listens on a named pipe, an RPC interface, or a COM server reachable by…

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Auditing Windows named pipe and RPC exposure: when a local endpoint hands out privilege

A privileged Windows service often exposes an interface for others to talk to it: a named pipe, a remote
procedure call endpoint, or a local COM server. Those interfaces are safe only when the service restricts who
may connect and checks what each caller is authorized to ask for, and only when it does not blindly assume the
identity of whoever connects. The exposure is an interface reachable by a lower-privileged caller that then
performs a privileged action on the caller's behalf, or impersonates the connecting client in a way that lets
a crafted caller flip the trust, or trusts caller-supplied input, a path, a command, a target, without
checking the caller's authorization. In each case a standard user drives the privileged service into doing
something the user could not do directly. The bug is a privileged action reachable across an inter-process
boundary without the authorization that boundary should enforce. You audit these by listing each service's
interfaces, who can reach them, and what each exposed operation does with the caller's request.

## When to use
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add unboundcompute/security-agent-skills/auditing-windows-named-pipe-and-rpc-exposure@sha256:a87a23baf955799c

The line at the top of this page pins the label git:20260908.e3ae18a, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_wqe2ed3xijqeq2rf.svg)](https://markdownregistry.com/a/art_wqe2ed3xijqeq2rf)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 1 version of this file, committed on Sep 8, 2026.

versioncommittedcommitsizeaudit
git:20260908.e3ae18a latest2026-09-08 e3ae18a 10,269 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (10269 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

unboundcompute/security-agent-skills · 26 stars · license MIT · pushed 2026-09-08 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_wqe2ed3xijqeq2rf
GET https://markdownregistry.com/api/v1/resolve?ref=unboundcompute/security-agent-skills/auditing-windows-named-pipe-and-rpc-exposure
GET https://markdownregistry.com/api/v1/blob/a87a23baf955799c993a2dbb04fde734154e8fa25eb0d02aa53e5aeee89b4f0f

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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