Package evidence

@mattduffy/[email protected]

New Account With Lifecycle Hook: package first published 27 day(s) ago, 3 total version(s), has lifecycle hook

Trust signals

Why this verdict

PkgRadar discounts a release’s score when public reputation argues against novel malware. The verdict above already reflects these — the panel just explains what was applied.

Weekly downloads: 4
Versions published: 3
First published: May 2026
Publisher: mattduffy

Recommended action

Block this update

Static evidence trips multiple high-signal indicators. Quarantine the release until the publisher validates the change or you can rule out the indicators below.

Inspect tarball Add to CI gate

Block this release in CIcurl · GitHub Actions

Fail the build when this package version is added or upgraded. Replace $PKGRADAR_TOKEN with a Pro / Team API key from your dashboard.

curl -fsS https://pkgradar.com/gate/npm \
  -H "Authorization: Bearer $PKGRADAR_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"specs":["@mattduffy/[email protected]"],"fail_on":"high"}'

GitHub Actions step:

- name: PkgRadar gate
  run: |
    curl -fsS https://pkgradar.com/gate/npm \
      -H "Authorization: Bearer ${{ secrets.PKGRADAR_TOKEN }}" \
      -H "Content-Type: application/json" \
      -d '{"specs":["@mattduffy/[email protected]"],"fail_on":"high"}'

Publishermattduffy

Artifact bytes9,121

Previous version1.1.0

Published2026-06-15T01:28:11.402Z

SHA-256f13217cc75643d280f593d3cf390db09ddebd1198b542be85c518fe9c1ca9a9a

Why flagged

What the scanner saw

New Lifecycle Script Vs Previous: postinstall added in 1.2.0 vs 1.1.0: "node src/postinstall.js"

Not observed: package install, lifecycle script execution, or sandbox execution. PkgRadar only inspects on-disk artifacts.

Availability ledger

available

high

2d agoLast checked

highRisk

45Score

1.2.0Version

Status history (1 event)

new → available2d ago · risk high · score 45 · status changed

Evidence

Static findings

2 static · 1 from release diff · showing high-signal first.

Severity	Kind	Path	Detail	Points
high	New Lifecycle Script Vs Previous	package.json	postinstall added in 1.2.0 vs 1.1.0: "node src/postinstall.js"	40
high	New Account With Lifecycle Hook	package.json	package first published 27 day(s) ago, 3 total version(s), has lifecycle hook	25

Show all 3 findings (low-signal and informational)

Severity	Kind	Path	Detail	Points
high	New Lifecycle Script Vs Previous	package.json	postinstall added in 1.2.0 vs 1.1.0: "node src/postinstall.js"	40
high	New Account With Lifecycle Hook	package.json	package first published 27 day(s) ago, 3 total version(s), has lifecycle hook	25
low	Install-time lifecycle script	package.json	postinstall="node src/postinstall.js"	5

Manifest

Package metadata

Scripts3

linteslint --
postinstallnode src/postinstall.js
testDEBUG=* node --test test/test.js