hunting-search-engine-injection SKILL.md skillA

hunting-search-engine-injection 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/hunting-search-engine-injection@git:20260826.c45369b

Pins git:20260826.c45369b 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/hunting-search-engine-injection/SKILL.md
Versions recorded
1
Latest version
git:20260826.c45369b, committed Aug 26, 2026
Size
9,594 bytes
Repository stars
26
License
MIT

Hunt injection into search and analytics engines such as Elasticsearch, OpenSearch, and Solr where untrusted input reaches a query DSL body, a query-string or Lucene query, a script field, or a stored scripting expression. Covers request data that becomes query structure (a filter clause, a field selector, an aggregation) rather than a bound term, a raw query-string parameter whose Lucene syntax the caller controls, and script injection through inline or stored scripts that run in the engine.…

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

# Hunting search-engine injection: when a search query is attacker-shaped

Search and analytics engines take rich structured queries, and applications frequently build those queries
from user input. The injection surface has three shapes. First, the query DSL body: when a request object
is merged into the query JSON, the attacker can add filter clauses, select fields the caller was not meant
to read, or attach aggregations that reveal data across the index. Second, the raw query string: a
`query_string` or Lucene query parameter exposes operators, field selectors, and wildcards, so a caller who
controls it can query fields and ranges outside the intended scope. Third, scripting: inline or stored
scripts run inside the engine, and untrusted input reaching a script is code execution in the cluster. You
find these by separating bound search terms from query structure and scripts, and tracing untrusted input
into the latter.

## When to use

- An application forwards user input into a search or analytics cluster as query JSON or a query string.
- A request object is merged into the query DSL, or a raw Lucene/query-string parameter is caller-controlled.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add unboundcompute/security-agent-skills/hunting-search-engine-injection@sha256:fd7b32a8381c01e2

The line at the top of this page pins the label git:20260826.c45369b, 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_23iksrufub3yd72v.svg)](https://markdownregistry.com/a/art_23iksrufub3yd72v)

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

Versions

The registry has recorded 1 version of this file, committed on Aug 26, 2026.

versioncommittedcommitsizeaudit
git:20260826.c45369b latest2026-08-26 c45369b 9,594 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 (9594 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_23iksrufub3yd72v
GET https://markdownregistry.com/api/v1/resolve?ref=unboundcompute/security-agent-skills/hunting-search-engine-injection
GET https://markdownregistry.com/api/v1/blob/fd7b32a8381c01e264a4ddac72e25580ba3b626fcfa04ac1e6bb657bc4955098

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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