Agent skill

Osv Dependency Scan

by deonmenezes in deonmenezes/mantishack

Run osv-scanner via the mantisosvscanner MCP server for SCA (vulnerable dependency) findings

Apache-2.0Auto-check passedSecurity

Install Osv Dependency Scan

skills CLI
$ npx skills add deonmenezes/mantishack --skill osv-dependency-scan -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install deonmenezes/mantishack osv-dependency-scan --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/deonmenezes/mantishack.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.codex/skills/osv-dependency-scan .claude/skills/osv-dependency-scan && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
osv-dependency-scan
GitHub stars
504
Token cost
~298 tokens
SKILL.md length
146 words
Files
1
Skills in repo
11
Repo updated
First seen
Licence
Apache-2.0

At a glance

Run osv-scanner via the mantisosvscanner MCP server for SCA (vulnerable dependency) findings

  • Tasks that involve Vulnerability scanning
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Osv Dependency Scan is an agent skill from deonmenezes/mantishack. Run osv-scanner via the mantisosvscanner MCP server for SCA (vulnerable dependency) findings

Its SKILL.md is about 300 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Security, covering Vulnerability scanning. It works with Model Context Protocol. The licence is Apache-2.0.

When your agent uses it

  • Tasks that involve Vulnerability scanning

Example prompts

  • “/osv-dependency-scan”

What it can do on your machine

Read from SKILL.md and the folder at commit c3a2e68. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Osv Dependency Scan loads about 298 tokens when it runs. Until then it costs about 29 tokens; SKILL.md has 146 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~29
When it runs · the whole SKILL.md, loaded when a task matches
~298

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from deonmenezes/mantishack at commit c3a2e68, republished under its Apache-2.0 licence (© deonmenezes). 146 words, ~298 tokens.

Download SKILL.mdSave it as .claude/skills/osv-dependency-scan/SKILL.md (or your agent's skills folder).
name
osv-dependency-scan
description
Run osv-scanner via the mantis_osv_scanner MCP server for SCA (vulnerable dependency) findings

Use osv_scan({ path }) (mantis_osv_scanner MCP server) for the Detect stage's SCA coverage: known-vulnerable dependencies matched against the OSV database, recursively across manifests/lockfiles under path.

  • Each result is a candidate keyed by package + version + advisory id (CVE/GHSA). A vulnerable dependency being present does not mean the vulnerable code path is reachable or exercised by the application -- that's a separate reachability question.
  • Before validating, check whether the vulnerable function/API of the dependency is actually called anywhere in the target codebase (grep/ast-grep for the relevant import or call). If it's an unused transitive dependency, note that in the rejection reason rather than dropping the finding silently.
  • Prefer offline: true only when the environment has no network access to query the live OSV database; note in your report that offline results may be stale.
  • If osv-scanner reports available: false, say so explicitly -- don't claim SCA coverage you didn't actually get.

© deonmenezes, Apache-2.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in .codex/skills/osv-dependency-scan of deonmenezes/mantishack.

Open the folder on GitHubat commit c3a2e68

Compare with similar skills

Osv Dependency Scan next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Osv Dependency Scan compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Osv Dependency Scan this skilldeonmenezes/mantishack504—~298Automated safety check: PassApache-2.0
Forensifyalexgreensh/repo-forensics188—~2.5kAutomated safety check: NotesCustom licence
Skill InspectorNVIDIA/SkillSpector20k—~1.8kAutomated safety check: PassApache-2.0
Golang Pkg Go Devcontext-labs/whip1.1k2 repos~3kAutomated safety check: PassMIT
Upgrade Notesgetknit/knit132—~1.2kAutomated safety check: PassGPL-3.0
Vulners API Python SDKvulnersCom/api376—~2.3kAutomated safety check: PassMIT

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Questions about Osv Dependency Scan

What does Osv Dependency Scan do?

Run osv-scanner via the mantisosvscanner MCP server for SCA (vulnerable dependency) findings. Osv Dependency Scan is an agent skill from deonmenezes/mantishack.

When should I use Osv Dependency Scan?

Osv Dependency Scan fits situations like: tasks that involve Vulnerability scanning.

How do I install Osv Dependency Scan in Claude Code?

Run `npx skills add deonmenezes/mantishack --skill osv-dependency-scan -a claude-code`. Or copy the skill folder (.codex/skills/osv-dependency-scan in deonmenezes/mantishack) into .claude/skills/osv-dependency-scan in your project. Claude Code loads it when a task matches its description.

How do I install Osv Dependency Scan in Codex?

Run `npx skills add deonmenezes/mantishack --skill osv-dependency-scan -a codex`. Or copy the skill folder (.codex/skills/osv-dependency-scan in deonmenezes/mantishack) into .agents/skills/osv-dependency-scan in your project. Codex loads it when a task matches its description.

Can I use Osv Dependency Scan in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add deonmenezes/mantishack --skill osv-dependency-scan -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/osv-dependency-scan, .gemini/skills/osv-dependency-scan, .github/skills/osv-dependency-scan and .opencode/skills/osv-dependency-scan in your project.

What does Osv Dependency Scan need to run?

SKILL.md names no scripts, command-line tools or credentials: Osv Dependency Scan is instructions for the agent only.

Does Osv Dependency Scan access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Osv Dependency Scan safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Osv Dependency Scan use?

Osv Dependency Scan is published under the Apache-2.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Osv Dependency Scan use?

About 298 tokens (SKILL.md is roughly 1.2k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Osv Dependency Scan?

Skills that share tags, products or a category with Osv Dependency Scan: Forensify (alexgreensh/repo-forensics, 188 stars), Skill Inspector (NVIDIA/SkillSpector, 20k stars), Golang Pkg Go Dev (context-labs/whip, 1.1k stars) and Upgrade Notes (getknit/knit, 132 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Osv Dependency Scan?

deonmenezes (a GitHub user) maintains it in deonmenezes/mantishack, which has 504 GitHub stars. The repository holds 11 skills in this directory. The repository was last updated on October 3, 2026.

Source: deonmenezes/mantishack on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.