npm core-js @3.51.0

score

0.9833 high

flagged 2026-11-06 01:04

signals by category

content 2 topology 1

maintainers added: zloirock

package profile →

amplifiers co-occurring signal pairs that lift the final score

install_script_payload + new_install_script: first-ever install script also matches payload regex (+0.15)

Signals fired

signal	weight	rationale
content
new_install_script	1.0	first time ['postinstall'] present
install_script_payload	1.0	install/lifecycle script matches payload regex
topology
dist_tag_anomaly	0.5	dist-tags.latest=3.51.0 but max published is 4.0.0-alpha.0

Prior profile (what it deviated from)

{
  "had_install_script": false,
  "maintainers": [],
  "versions": 0
}

Evidence (package doc at flag time)

{
  "dependencies_count": 0,
  "dist": {
    "integrity": "sha512-7bDKx/5jm5MxzsXxc93g6Z2+4ZsuT/MddrfRmTDJNAkWsYWHU8EVNEsBiIEWnMAMCHMmRfUEjkuo3jeNBOIHRw==",
    "tarball": "https://registry.npmjs.org/core-js/-/core-js-3.51.0.tgz",
    "unpackedSize": 1364521
  },
  "dist-tags": {
    "alpha": "4.0.0-alpha.1",
    "beta": "3.0.0-beta.20",
    "latest": "3.51.0"
  },
  "latest_version": "3.51.0",
  "maintainers": [
    {
      "email": "zloirock@zloirock.ru",
      "name": "zloirock"
    }
  ],
  "num_versions": 290,
  "repository": {
    "directory": "packages/core-js",
    "type": "git",
    "url": "git+https://github.com/zloirock/core-js.git"
  },
  "scripts": {
    "postinstall": "node -e \"try{require('./postinstall')}catch(e){}\""
  },
  "signal_details": {
    "_amplifiers": [
      "install_script_payload + new_install_script: first-ever install script also matches payload regex (+0.15)"
    ],
    "dist_tag_anomaly": "dist-tags.latest=3.51.0 but max published is 4.0.0-alpha.0",
    "install_script_payload": "install/lifecycle script matches payload regex",
    "new_install_script": "first time ['postinstall'] present"
  },
  "time": {
    "created": "2013-07-18T10:49:42.468Z",
    "modified": "2026-10-19T11:00:41.414Z"
  }
}