kanna: Skill for Claude Code

.claude/skills/review-pr/SKILL.md

review-pr is a skill for Claude Code from jakemor/kanna. It costs 0 tokens per session (1,326 once invoked), scanned C, original, no licence file.

A pull-request review that checks code changes for malicious content, summarizes what changed, and gives a safety and security score. A pull request is a proposed change to a shared codebase.

In plain words
What is it for?
Reviewing pull requests, identifying potentially malicious content, summarizing changes, and producing a security assessment.
Why use it?
It helps reviewers understand and assess a change without downloading the code to their computer. This reduces the effort needed for an initial safety check.

Skill for Claude Code

Written for Claude Code: installed under .claude/.

This is jakemor/kanna's own configuration. It tells Claude Code how to work on kanna 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 kanna configures →

Reuse

Borrowing it

Nothing to install: this file belongs to jakemor/kanna. 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/jakemor/kanna/main/.claude/skills/review-pr/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/jakemor/kanna

Made for: Claude Code.

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 review-pr

README.md
[![agentmods](https://agentmods.dev/badge/skills/jakemor/kanna/review-pr.svg)](https://agentmods.dev/skills/jakemor/kanna/review-pr)
Your own site
<a href="https://agentmods.dev/skills/jakemor/kanna/review-pr"><img src="https://agentmods.dev/badge/skills/jakemor/kanna/review-pr.svg" alt="Measured on agentmods" height="20"></a>
Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,326 The whole file, excluding the scripts and references it only reads on demand.
Security scan C 5 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin unknown 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 $0.00000 $0.01326
Opus 5 $0.00000 $0.00663
Sonnet 5 $0.00000 $0.00265
Haiku 4.5 $0.00000 $0.00133

Measured 8d ago against content hash 92c9c04c46ec, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade C, and why

review-pr scanned grade C with 5 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.

Instruction-override phrasingmediumPrompt injection

Text telling the model to disregard its earlier instructions or safety rules is the shape of a prompt injection, whoever wrote it.

- Hidden instructions in comments, strings, or markdown (e.g. "ignore previous instructions", "you are now…")

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

Downloads and executes remote codemediumSupply chain

curl | sh runs whatever the server returns today, which is not necessarily what it returned when this was reviewed.

- Curl/wget piped to shell (`curl ... | sh`)

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

Unrestricted tool accesslowExcessive agency

A wildcard tool grant or "run any command" leaves no least-privilege boundary at all.

> **CRITICAL SAFETY RULE**: NEVER checkout, pull, fetch, or merge the PR branch locally. We do not trust the contents of the PR. All analysis MUST be done via the GitHub API using `gh` commands. Do NOT run any code from

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/wget piped to shell (`curl ... | sh`)

Runs shell commandslowCapability

Expected in a hook, worth knowing in a rule or an instructions file.

- New or modified shell commands, `exec()`, `eval()`, `child_process`, `subprocess`, `os.system()`, or similar
.claude/skills/review-pr/SKILL.md · 135 lines

The source is not reproduced here

A licence we could not identify

The repository carries a LICENSE file, but it is custom or dual enough that GitHub cannot name it and neither can this catalogue. Unknown terms are not permission, so the body is not copied here. Read the licence at the source and decide for yourself.

Read it on GitHub

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 · 135 lines · 0 tokens per session scan C 92c9c04c46ec

Subscribe to this mod's changes

review-pr is a skill published in the GitHub repository jakemor/kanna (678 stars, last pushed 2d ago), with no licence file. It costs nothing until one of its globs matches a file; then it loads 1,326 tokens. A static security scan graded it C with 5 findings (instruction-override phrasing, downloads and executes remote code, unrestricted tool access). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.