Skills/npm/launch-film

launch-film@0.3.0

CAUTION· install only

Publisher claims: "A launch film from a website or an App Store page: its real logo, colors, fonts and screens, rendered locally with Chrome and ffmpeg." Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher makersmcp · publishing for 15 daysInstalls 1,677Last detonated 1 h ago
What would fix thisWatchDispute verdict

Coverage

Nothing executable in the bundle ran; the trace covers the install step only.
Tested
every file read, file written and host contacted by what ran
Not tested
use of the skill by an agent

Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (1 scenario; nothing executable in the bundle ran; the trace covers the install step only) on 2026-11-14 and scored it 76/100 (Caution). It is not known to be malicious, but it has behaviour or code a security policy should decide on before install. Notable findings: Access to sensitive file paths; Privileged sudo command; Privileged sudo command. Summary: no network, touches nothing outside the project, writes no memory.

Behavior trace

Honeypot run · 0 s · 1 scenarios · 0 deviations
t+CategoryObserved action
0.0sprocessno install scripts in bundle
0.0sprocessscript backend runs setup only
0.0sprocessscript backend runs setup only
0.0sprocessno install scripts to re-run

Static findings

MEDIUM
npx invocation of non-well-known packagesrc/film.js:204 · npx invocation of non-well-known package — may execute untrusted codereturn `npx musicfit@latest ${words[0].text} --length ${+seconds.toFixed(3)} --hit ${+hit.toFixed(3)} --fps ${FPS} --out ${words[1].text}${said.length ? `, ${said.join(" and ")}` : ""}`;Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packageskills/launch-film/SKILL.md:13 · npx invocation of non-well-known package — may execute untrusted codenpx -y [email protected] doctorFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packageskills/launch-film/SKILL.md:21 · npx invocation of non-well-known package — may execute untrusted codenpx -y [email protected] plan <url> --out film/<name>Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packagesrc/brand.js:55 · npx invocation of non-well-known package — may execute untrusted codeconst npx = windows ? scriptOfNpx() : ["npx"];Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packageskills/launch-film/SKILL.md:41 · npx invocation of non-well-known package — may execute untrusted codenpx -y [email protected] looksFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packagesrc/brand.js:84 · npx invocation of non-well-known package — may execute untrusted code// The next command is tried only when npx could not fetch easybrandkit; whenFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
File type combined with upload actionsrc/brand.js:203 · File type combined with upload action — agent may exfiltrate local data files// brand.json read and put in the shape the film uses. Files that areFix: Remove the call, or declare the host in frontmatter and explain in the README what is sent and why.
AST07
MEDIUM
npx invocation of non-well-known packageskills/launch-film/SKILL.md:36 · npx invocation of non-well-known package — may execute untrusted code…rs instead of guessing. If launch-film says easybrandkit could not be fetched, npx could not download it (no network, or a registry without it): tell the user they can …Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packageskills/launch-film/SKILL.md:59 · npx invocation of non-well-known package — may execute untrusted code…A scene object has a `type` and its words. List every type and its fields with `npx -y [email protected] types`; icon names come from `npx -y [email protected] icons …Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Access to sensitive file pathssrc/brand.js:114 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system filesreturn { ...env, XDG_CONFIG_HOME: config };Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
HIGH
Privileged sudo commandskills/launch-film/SKILL.md:16 · Privileged sudo command — agent may execute with elevated privileges…w to install ffmpeg, which comes with ffprobe (`brew install ffmpeg` on a Mac, `sudo apt install ffmpeg` on Ubuntu 22.04, Debian 12 or newer), and stop. doctor also …Fix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.
AST05
MEDIUM
npx invocation of non-well-known packagesrc/brand.js:173 · npx invocation of non-well-known package — may execute untrusted code// npm's own error lines mean npx could not fetch easybrandkit (no suchFix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Privileged sudo commandsrc/programs.js:329 · Privileged sudo command — agent may execute with elevated privilegesconst INSTALL = "brew install ffmpeg, sudo apt install ffmpeg or winget install ffmpeg";Fix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.
AST05
MEDIUM
npx invocation of non-well-known packagesrc/brand.js:59 · npx invocation of non-well-known package — may execute untrusted code// On Windows npx and an installed easybrandkit are .cmd files. Node startsFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
File type combined with upload actionsrc/film.js:626 · File type combined with upload action — agent may exfiltrate local data files// Renders film.json to an MP4. Returns { output, seconds, clips, notes }.Fix: Remove the call, or declare the host in frontmatter and explain in the README what is sent and why.
AST07
HIGH
Access to sensitive file pathssrc/chrome.js:208 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system filesreturn { ...env, PATH: env.PATH ? `${dir}${path.delimiter}${env.PATH}` : `${dir}${path.delimiter}/usr/bin${path.delimiter}/bin` };Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
MEDIUM
npx invocation of non-well-known packagesrc/brand.js:169 · npx invocation of non-well-known package — may execute untrusted code// npm's notices and warnings, as the one npx prints as it ends when aFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packagesrc/out.js:1185 · npx invocation of non-well-known package — may execute untrusted code// Chrome takes its helpers with it and npx passes it on to easybrandkit,Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
Unicode escape sequence detectedsrc/store.js:101 · Unicode escape sequence detected — may contain obfuscated payloadsconst bullet = /^[\u2022\u25cf\u25e6\u25aa\u2023\u2043\u2219*\-\u2013\u2014\u2713\u2714\u2605\u25b8]\s*/;Fix: Put hosts, commands and strings in plain source. Decoding at runtime looks identical to malware and costs points on its own.
AST07
MEDIUM
npx invocation of non-well-known packagesrc/out.js:1215 · npx invocation of non-well-known package — may execute untrusted code// started, so easybrandkit under npx and Chrome can end on their own; thoseFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
File permission modification commandsrc/programs.js:257 · File permission modification command — agent changes file ownership/permissionsif (!(stat.mode & 0o111)) return { trouble: "is a file without the permission to run it, which chmod +x gives", skip: true };Fix: Request the narrowest permission that works; replace wildcards with the exact paths or hosts.
AST05

Cost to the agent

Instructions loaded
≈3,536 tok
1 file · 28 in bundle

Tokens estimated at four characters each. Skills load their instruction text when triggered; the figure is what that costs.

Known vulnerabilities

No advisories in OSV for launch-film@0.3.0 as of 51 min ago. This is the package itself, not its dependencies.

What would make this Verified

4 points to 80 · weights: behavior 45%, static 25%, prompt 15%, publisher 15%
  1. Unclaimed publisher≈ +8 on the totalClaim makersmcp: a verified publisher gets +50 on publisher trust. It is free and usually instant with GitHub sign-in.
  2. Access to sensitive file paths≈ +4 on the totalStop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
  3. Privileged sudo command≈ +4 on the totalBuild commands from fixed arguments; do not interpolate untrusted strings into a shell.
  4. npx invocation of non-well-known package≈ +2 on the totalPin versions and sources; vendor anything fetched at install time.
  5. File type combined with upload action≈ +2 on the totalRemove the call, or declare the host in frontmatter and explain in the README what is sent and why.
  6. Unicode escape sequence detected≈ +2 on the totalPut hosts, commands and strings in plain source. Decoding at runtime looks identical to malware and costs points on its own.
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